The share of American national income going to workers rather than owners is the smallest it has ever been recorded, and Justin Wolfers says the trend has accelerated in recent months.
Most explanations of the K-shaped economy start with wages. His starts with the split: the pie keeps getting bigger and the slice going to owners keeps getting wider, which is how an economy can grow without that growth reaching most people.
"There could be some point where we all just wake up tomorrow and the bond market has decided America can't pay its debts and bond yields have risen to 22% and at 22% America can't in fact pay its debts."
Wolfers teaches economics at the University of Michigan, wrote an introductory economics textbook, and publishes Platypus Economics, where he takes the same questions apart for a general audience.
The full interview is covered here so you can skip it. 49 minutes of audio, 19 minutes of reading.
Here are the 15 arguments that matter.
👤 Guest: Justin Wolfers, Professor of Public Policy and Economics at the University of Michigan, who founded and hosts Platypus Economics
🎙️ Host: David Lin, who runs The David Lin Report
📰 Published: 14 September 2026 on The David Lin Report's podcast feed; the video is dated 11 September 2026 on YouTube
🔴 YouTube | 🟣 Apple Podcasts | ⏱️ 49 min | ✅ Time saved: 30 min
Key Takeaways
Labor's share of national income is the smallest on record, and the trend has sped up recently
The pie grows, and a wider slice of it goes to owners, who are already the wealthy
The global bond selloff is a demand-for-loans story with three sources: AI capital spending, the US deficit and geopolitical risk
The deficit is running at what he calls the highest post-war level outside a recession or a war
A fiscal crisis is not a level, it is a morning. Bond yields can reprice overnight and make the debt unpayable
Foreign governments dumping Treasuries is not a real threat, because Americans hold most of them
The $5,000 checks would cost around $1.2 trillion against roughly $140 billion of net tariff revenue
The Treasury's buyback is too small to matter in a market where trillions are the stake
1. Bonds Are Just Apples
Lin opened with a table of one-year moves in ten-year yields across the G7, and Wolfers answered with the simplest model he has.
The host's own figures set the problem up. Over twelve months the US ten-year yield has climbed 90 basis points, Canada 76, Germany 85, the UK 74, France 98, Italy 92 and Japan 135
Wolfers refused to make it complicated. "Well, the bond market's just the market for loans. If more people want to buy loans, the price goes up and the price of a loan is the interest rate you pay."
His first borrower is the AI build-out. "Companies miles over their skis borrowing billions and billions of dollars." That is an increase in demand for loans, and it pushes rates up
His second is the American government, which is the biggest borrower in the world. This year's deficit, he said, looks to be roughly "the highest post-war budget deficit outside of a recession or a war", which he called unprecedented given the state of the economy
What he thinks the market has actually woken up to is the horizon. Fiscal repair has been crowded out of public policy discourse — the president does not talk about it, Republicans do not, Democrats do not — and politicians only raise deficits when voters do. So the borrowing is not a 2026 or 2027 story but an every-year story
His third factor is a bucket rather than an event. Geopolitical risk: Russia and Ukraine, the US and Iran, the role of the United States in the world, changes to the trading system, and whether post-war stability holds
The reason that reaches the bond market is military spending. If European countries no longer feel secure under the American umbrella they spend more on their militaries; if the US wants to sustain dominance it responds; if Middle Eastern countries are worried they spend too. All of it is more borrowing
Asked whether allies would really rearm, he turned it into a question for the audience. Do you feel safer today or five years ago? His read is that Russia, North Korea and Iran all look stronger, the American position around them looks more questionable, and the same is true of China — while flagging that he is an economist and not a geopolitical strategist
2. The Oil Chart He Rejects
Lin overlaid crude prices on Treasury yields and asked for the mechanism. Wolfers declined to supply one.
He treated the correlation as a chart-making artifact. Financial markets are, in his words, infinite people making infinite charts, and at any moment two lines can be made to sit on top of each other
He also questioned the window. The sample period was chosen; the two series do not always move together, though he conceded the correlation has been more consistent in the last couple of months
On inflation expectations he was flat. These are ten-year and in some cases thirty-year yields, and whatever this week's oil shock does will be out of the inflation system quickly
He allowed one possible story and then dismissed its weight. The American misadventure in Iran may have undermined the sense of US stability and strength, and there are shipping blockages in the region — but "I think what's driving the bond market is probably a broader set of fears than can you get tankers down a particular strait."
3. Why 5% Is Not Magic
Asked what is special about a 5% ten-year yield, the answer was nothing.
He rejected the premise outright. "My job is to tell you that magic numbers aren't in fact magic and that if you if you want to avoid five being a magic number, then just do it all in hexadecimal and it won't look so bad maybe."
What he does worry about is three separate things. Heavily indebted governments finding it harder to pay their bills, which can set off a cycle ending in a fiscal crisis
The second is households. Mortgages become less affordable as rates rise
The third is what the move is telling you. Sometimes a yield is a signal rather than a cause, and the question is what is driving it
4. A Crisis Arrives At Once
Lin pushed for a level at which the debt burden cracks the economy, and Wolfers explained why the question has no answer.
In a linear world the question is meaningless. Every day things are slightly worse he worries slightly more; every day they are better he worries slightly less
In a nonlinear world the worrying does not help. "There could be some point where we all just wake up tomorrow and the bond market has decided America can't pay its debts and bond yields have risen to 22% and at 22% America can't in fact pay its debts. That's a fiscal crisis."
His only general observation was about timing. A fiscal crisis sometimes happens very suddenly
5. Nobody Dumps Treasuries
The theory that angry allies will sell American debt as retaliation is one he gets asked about constantly and does not accept.
The arithmetic kills it. Most bonds issued by the American government are held by Americans, foreign holdings are fairly small, and for a country the size of Canada selling would not have an impact
The category error is treating a country as a holder. When we say this many bonds are held by Britain, Britain does not hold any — British people do, and each acts in their own interest
He called the geopolitical framing naive. The idea that this is a weapon easy to unleash does not survive contact with who actually owns the paper
Asked for evidence of tariff-driven selling, he had an anecdote and a market. He met one man who got out of Treasuries. "If someone wants to start selling their Treasuries at a discount, there's a bunch of greedy people all around the world who be willing to buy them."
On the Reuters report that foreign holdings fell in June against $6.8 billion of recorded inflows, he said he did not know off the top of his head how much reflects selling rather than price changes
6. What Breaking Canada Costs
The US-Canada trade war looks small in the short-run numbers, which Wolfers said is exactly why people are measuring the wrong thing.
The short-run math is genuinely small. The tariffs, the retaliation and the threatened retaliation are all small relative to the American economy and somewhat small relative to the Canadian one. Do not expect it in tomorrow's GDP
The real quantity is the relationship. "You could think about this as being the end of an alliance." That is the language being used on the Canadian side
His own example is outside his window. He spoke from Ann Arbor, near Detroit and near the border, where one of the world's great auto manufacturing centers exists partly because of NAFTA — Canada invested in the hub in exchange for goods crossing the border untariffed
A tariff wall breaks the machine in both directions. American manufacturers can no longer get the parts they need at the prices they want; Canadian manufacturers lose the customers next door
He framed the consequence as continental shrinkage. North America becomes smaller, less dynamic and less competitive — the same logic as the European Union in reverse, and a form of Brexiting
The problem, in his account, is not a policy of disengagement. It is that the president is behaving in a way that leaves Canadians feeling they have few other choices
7. The Dumb Part Is The Memes
Asked for a game-theory reading of American trade behavior, Wolfers separated the policy from the conduct.
His answer to whether it benefits the United States was one word, twice. "Yeah. No, it's dumb. This is dumb."
He gave the tariffs themselves a pass. If the president wants to impose tariffs on Canada, go ahead — he thinks it is a bad idea, but there is a free trade agreement and there are mechanisms where friends work things out
What he objects to is the personal conduct. Calling Prime Minister Carney "Governor" Carney, calling Canada the 51st state, threatening economic force to annex it, calling them clowns, telling them to fall in line, and posting a clip of himself in a hockey jersey beating up the prime minister
His test for it is a parenting one. There is no gain to the United States from that behavior; if his children did it they would be sent to their room
The cost is measured in what is now impossible. "Your job is to make it easy for other people to say yes to the things you want." The president has made it almost impossible for Canada to say yes, because Canadian voters would remove Carney if he made major concessions
He accepted the American grievance and rejected the method. There are real complaints about dairy quotas and parts of the trade agreement not being lived up to, and lawyers can argue them. "The answer is not post memes that make it impossible to work it out." What has been destroyed, in his words, is capital, faith and trust between the two countries
8. Rocks In Your Own Harbor
Lin asked for the economics of why retaliation hurts the country doing it, and got the clearest teaching passage of the interview.
The incidence question is settled, and both sides lost it. The empirical literature came back and the debate is over: when the United States imposes tariffs, Americans pay. The only remaining question is whether it is consumers or businesses
The same holds in reverse. If Canada imposes tariffs, Canadians pay
The image he used is a boxing one. "The United States can punch Canada in the face, but only by also punching the American people in the guts." Carney can do the same in the other direction
That is an argument for not retaliating at all, which he said is an open question on which sensible people can disagree
The older version of the same idea is a harbor. "Just because another country has rocks in its harbor." Rocks mean tariffs: another country making its own life harder is not a reason to make yours harder
His practical advice to Carney was to stall. Politically Carney has to retaliate or lose office, so Wolfers would have him announce tariffs that take effect in four months, and then slow the next round further, on the theory that the president chases whatever is in front of him — a tactic he compared to distracting his own dog with a squirrel
On the Canadian escalation, Lin raised Ontario's threat to cut energy exports to the United States, and noted most American gas comes from Canada, which he said probably should not have happened
9. The $5,000 Check
The president had said that morning that every American adult gets $5,000 if Republicans win both chambers at the midterms. Wolfers took the policy apart.
His first objection is the conditionality. If a policy solves an economic problem, why does it depend on who wins? One can only infer that the win itself is expected to create problems large enough to need stimulus checks
The cost is the number the promise cannot survive. Roughly 240 million Americans at $5,000 each is, in his arithmetic, about $1,200 billion
The revenue is not close. He put net tariff revenue at roughly $140 billion, so the checks are almost entirely unfunded
His summary of the mechanism is a circle. "We tax the American people $5,000 and we give them $5,000. Can you explain to me how giving the American people $5,000 that you took from the American people makes the American people better off?"
The tariff revenue is also already spoken for several times over. He listed child care, compensation for the farmers the tariffs hurt, paying down the deficit and the $2,000 checks promised a year ago and never sent — every question about revenue, he said, gets answered with the word tariffs
On the underlying revenue claim he agreed with the vice president's numbers and not the conclusion. Tariffs are a tax and taxes raise revenue: roughly $300 billion more than before, with about $160 billion forced back out, and some of the remaining $140 billion tied up in court
The design is what he objects to. "Now actually tariffs the way we've imposed them is the dumbest tax because a bunch of it they raised and they've had to give back."
10. Tariffs Do Raise Prices
Asked whether tariffs have actually caused goods inflation, Wolfers said the research is clear and the lag has a simple explanation.
He put the Federal Reserve on the record. The research is incredibly clear that there is a direct effect flowing from tariffs into higher prices, even if it is smaller than some people suggested
The first reason nothing showed up early in 2025 is that the tariffs were paused
The second is that businesses do not reprice for something temporary. Changing prices annoys customers, and a tariff that goes on Monday and comes off Tuesday does not move a price list
That is not good news, it is a transfer. It means American businesses were absorbing the cost rather than consumers
The pass-through rises with commitment. The longer, clearer and more complete the rollout, the more of it Americans pay at the checkout
11. Look Through The Oil Shock
The European Central Bank had raised rates that week, citing the oil price. Wolfers laid out both sides of the argument rather than picking one.
The textbook answer is the transitory one, and he wrote a textbook. A supply shock raises costs, businesses raise prices once, margins are restored, and then nothing more happens — a blip in inflation and a permanently higher price level
That is why central banking doctrine says to look through it. He said there is a reasonable case for that, and that the difficulty is that it is uncomfortable: you watch inflation rise and do nothing
The counterargument is credibility, and it is winning at the Fed. The 2% target has been missed five years running, and at some point you have to show people you mean it
The mechanism that makes credibility matter is self-fulfilling. If a restaurant owner expects high inflation next year he raises prices next year, which creates the inflation
Asked whether prices come back down if oil falls to $50, he said mostly no. What happens instead is that future increases do not happen, so the level does not fall
He separated the politics from the economics. People are angry when a restaurant meal costs too much, but what matters economically is prices relative to wages
On deflation he was unambiguous. If it were free he might take it; since it is not, the best way to cause it is to crush the economy. "Do I think we should crush the economy? Hell no."
12. Labor's Smallest Slice
Lin asked whether shrinking corporate profit margins could deliver falling consumer prices without falling wages, and Wolfers reframed it as the labor share.
The measure is how the pie is divided. Economists call it labor's share of income: how much of what the economy produces goes to workers and how much to owners
The trend is decades long and one way. The pie keeps getting bigger and the way it is sliced keeps moving toward owners
This is his explanation of the K-shaped economy. Owners tend to be rich, so a wider owner's slice is mostly going to wealthier people — growth that does not help everyone while middle-class workers are on what he called struggle street
The record itself is the headline. "Labor's share of income, so the slice of the pie that goes to workers, is the smallest proportion it's been in recorded history, and it's certainly the smallest it's been in a century." He added that the trend has accelerated in recent months
He wants it reversed and does not claim to know how. Some of us think it would be nice if more of the pie went to workers; what is harder is figuring out how to do that
13. The Recession Watchlist
Lin noted that nobody has discussed recession on his show this year, and asked what is flashing.
The first is the oil price, which has risen very sharply over the past month, and he said he is surprised there has not been more recession commentary — partly because people have been burned calling for one repeatedly
The second is the growth rate. "The pace of the underlying pace of economic growth is not particularly strong. 1.5% in the last quarter."
The third is the central bank. "We have at this point I'm going to say a Fed chair who is untested. That's the polite way of saying there are doubts about what he's going to do and whether he's up to the job."
The fourth is the household. "If you look at consumer confidence, consumer confidence is absolutely in the toilet."
The fifth is Washington itself. He said the president says all sorts of insane things and sometimes acts on them, citing a threat to bomb the bond market and a Truth Social post threatening tariffs on particular countries if the Fed did not do what he wanted
He called that linkage unhinged, on the grounds that it is a president threatening the central bank chair he appointed, tying global trade to monetary policy
The gold question got the shortest answer of the interview. Shown a gold-to-oil ratio, he said he is not going to buy the price of a yellow metal against a black liquid. "I just I don't know why anyone holds gold." It may tell you something in a flight to safety, and at other times it means somebody found some gold
14. Bessent's Limp Noodle
The Treasury's attempt to pull long-term yields down is, in Wolfers' telling, both too small and pointed the wrong way.
The maxim he reached for is speak softly and carry a big stick. He said the Treasury secretary is doing the opposite: yelling bravely and carrying a limp noodle
The buyback numbers are the reason. It moved from $2 billion to $4 billion to $6 billion. "And if there's anything I know about bonds, it's the words like billion impress nobody. That's a market where trillions are house stakes."
The market's reaction proved the point twice. The first announcement pushed yields down a little; the next day everyone realized $4 billion could not have been meant seriously and yields went straight back up. When the bigger buyback was announced, yields rose again
The two officials are also contradicting each other. The Fed chair has said he wants markets to play the ball and not the man, focusing on the economy rather than the central bank; the Treasury secretary is saying "I am the market."
His verdict was institutional rather than personal. It is utterly incoherent, and it would be useful to establish which of the two has responsibility for long-term interest rates
15. The Long End Is What Bites
The closing stretch was a lecture on where monetary policy actually bites, and a market-implied answer on the next rate decision.
The policy rate itself is almost beside the point. "So, the federal funds rate in and of itself is almost completely irrelevant." What matters is the rates at which people borrow to fund investment, which are overwhelmingly longer — two to five years, ten years, thirty years
The long end is supply and demand; the Fed creates deviations from it. Borrowers and lenders, including the federal government, set the rate consistent with full employment, which is the neutral rate. What the Fed does is push the current rate away from that neutral level
Both things can be true at once. The neutral rate can be moving at the long end while the Fed's own rate is still somewhat stimulative at the short end
On the Taylor rule he accepted the ingredients and rejected the autopilot. Raise rates by more than one point for each point of inflation, cut when unemployment rises — both right. Writing a specific equation and preferring the spreadsheet to a room of smart economists — wrong
On whether the policy rate is too high or too low, he declined to be dramatic. Fighting inflation with the funds rate means raising unemployment, which is a real cost. There are more direct tools: do not cause the supply shock in the first place, and if tariffs are causing inflation, remove the tariffs
His rule for when to argue about rates is the envelope theorem. If things are roughly right, a quarter point either way is not worth fighting over; the big mistakes come when policy is grotesquely wrong, and he does not think it is
On the money supply he was blunt about the new chair's framing. Central bank leaders have almost never talked about money supply in the last twenty years; the idea that tracking it adds information beyond inflation, employment and output is popular but, as far as he can tell, wrong
The only lever he allowed is the balance sheet. Quantitative easing bought long bonds to push long rates down, so selling them pushes rates back up — price and quantity being related, as in any market
His forecast came from a market rather than from him. "Last I looked that market said that there's an 80% chance that Warsh will raise rates before the election. I think that's probably roughly right." The president wants 1%
He separated the economics from the institutions. Precisely when the chair raises will matter a lot for how people judge his tenure and independence; a quarter point a few months either way is economically small
Wolfers' bottom line is that the bond selloff is being driven by a permanent increase in borrowing rather than by this month's news, and that the political fights around it — tariffs, checks, buybacks, pressure on the Fed — are mostly transfers between Americans dressed up as policy.
Bonus Insights
He refused to make predictions and explained the pricing. If he were good at forecasting he would demand a great deal more money, and the audience would still be frustrated
His method instead is deference to markets. He admits the federal funds futures market is smarter than any individual economist
He apologized for the delivery at the end. He said he probably sounded like a comedian, but that he likes to be precise about economics, and that the role of his show is to teach the world economics
Asked how he has time for a podcast and a professorship, his answer was that he surrounds himself with brilliant people who lift him up
Products, Companies & Tools Mentioned
Platypus Economics (Wolfers' own show and newsletter, on YouTube, Substack and podcast apps)
The Penn Wharton Budget Model (Source of the $300 billion tariff revenue estimate the host put to him)
The Federal Reserve (Its research is what he cites for tariffs passing through to prices, and its new chair is one of his recession worries)
The European Central Bank (Raised rates that week citing the oil price, which framed the transitory-versus-credibility argument)
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