Alex: Here is a fact that should make your head spin. In March of twenty twenty, the Federal Reserve's balance sheet held about four trillion dollars in assets. By the spring of twenty twenty-two, it held nearly nine trillion. That is five trillion dollars of brand-new money, created in about two years, with nothing but a keyboard.
Jordan: Wait, five trillion? Created out of nothing? That sounds like a magic trick.
Alex: It is a kind of magic trick, but it is the most important trick in the entire financial system. It is called quantitative easing, and today we are going deep on where money actually comes from, how the Fed expands and contracts the money supply, and why that process moves everything you own — stocks, housing, even bitcoin.
Jordan: I am hooked. But hold on — I thought the government printed money, or banks did. Who actually creates it?
Alex: The honest answer is that most money is created by commercial banks, not the government. When a bank makes a loan — say, a mortgage — it does not hand over cash from a vault. It types new deposits into the borrower's account. That deposit is new money, and it did not exist a second earlier.
Jordan: So money is created when someone takes on debt? That feels backwards.
Alex: It feels backwards because it is. But that is how it works. Economists track this with a measure called M two, which is basically cash, plus checking accounts, plus savings accounts, plus money market funds. M two goes up when banks lend, and it goes down when loans are paid off. So the money supply breathes with the credit cycle.
Jordan: So in a boom, when everyone is borrowing and buying, there is literally more money sloshing around?
Alex: Exactly. And here is the catch we learned back in chapter one: creating money does not create wealth. Money is a claim on wealth. If the number of claims grows faster than the actual goods and services, every claim is worth a little less. And that, of course, is inflation — chapter two.
Jordan: Okay, so that is banks. Where does the Fed come in? I keep hearing people say Q E, quantitative easing, like it is a superpower.
Alex: It basically is a superpower. Here is how it works, step by step. The Fed announces it will buy government bonds from banks. It pays for those bonds with reserves, which is a special kind of money that only banks hold at the Fed. And those reserves are created out of thin air. On the Fed's balance sheet, assets go up because it now holds more bonds, and reserves in the banking system go up too.
Jordan: So the Fed is buying bonds with money it just invented. That is legal?
Alex: Completely legal, and it matters for three reasons. First, when the Fed buys trillions in bonds, bond prices rise and their yields fall. That is how the Fed lowers long-term interest rates even when its overnight rate is already at zero. Second, it floods banks with reserves, which encourages lending. And third — this is the controversial one — it pushes investors out of safe bonds and into riskier assets. Stocks, real estate, crypto. Economists call that the portfolio balance channel, which is a fancy way of saying QE inflates asset prices on purpose.
Jordan: So that is why everything went up in twenty twenty and twenty twenty-one? It was not just the economy recovering?
Alex: The recovery helped, but QE was the fuel. The Fed bought roughly five trillion dollars of bonds and mortgage-backed securities in about two years. Mortgage rates fell below three percent. The S and P five hundred doubled from its March lows. Home prices surged by double digits in a single year. Bitcoin went from under ten thousand dollars to nearly seventy thousand. It was the everything rally, and the Fed's balance sheet was the engine under it.
Jordan: Was twenty twenty the first time they pulled this trick? It sounds extreme.
Alex: Not the first, but the biggest by far. The first round, QE one, came in November of twenty oh eight, at the absolute depths of the financial crisis. The Fed bought mortgage bonds to keep the housing finance system from collapsing. Then came QE two in twenty ten, and QE three in twenty twelve — open-ended, eighty five billion dollars a month — running until twenty fourteen.
Jordan: Did it work? I mean, did it actually help regular people?
Alex: It worked at its main job: it stopped the bleeding, kept credit flowing, and supported asset prices and lending. But every round taught the market something new about how powerful — and how dangerous — this tool is. In twenty thirteen, the Fed merely hinted it might slow down QE three, and bond yields spiked while emerging markets sold off hard. That was the famous taper tantrum. The market learned that even talking about less QE moves prices.
Jordan: So the Fed gets trapped. Once the punch bowl is out, it can never take it away without a riot.
Alex: That is the great debate in economics. The fear is that the economy gets addicted to the liquidity — that asset prices start depending on the punch bowl staying full. Which brings us to the reverse process, and the painful part of today's story.
Jordan: Quantitative tightening. The undo button?
Alex: The undo button, but it works much slower and hurts much more. In QT, the Fed does not usually sell bonds aggressively. It just lets them mature and refuses to reinvest the proceeds. Bonds quietly roll off the balance sheet, reserves shrink, and liquidity drains out of the system month after month. From twenty twenty-two to twenty twenty-five, the Fed allowed runoff of up to sixty billion dollars a month in Treasuries and thirty five billion in mortgage bonds. The balance sheet fell from nearly nine trillion to about six point six trillion.
Jordan: That is still enormous compared to before the crisis though, right?
Alex: Oh, absolutely. Before the financial crisis it was under one trillion dollars. Six point six trillion is not a return to normal — it is a new, much higher floor. And QT is genuinely delicate. The last time the Fed tried this, from twenty seventeen to twenty nineteen, it drained too much. In September of twenty nineteen, a corner of the financial plumbing — the overnight repo market — seized up, and rates there spiked toward ten percent for a day. The Fed had to halt QT and start injecting cash again. It learned the hard way that nobody knows exactly how little liquidity the system can run on.
Jordan: Did they make the same mistake the second time around?
Alex: They were smarter about it. As reserves fell toward roughly three point two trillion dollars, the Fed got nervous about repeating twenty nineteen. So in December of twenty twenty-five, it stopped letting Treasury bonds roll off — it now reinvests them to hold the balance sheet steady. The mortgage bond runoff continues at up to thirty five billion a month, because the Fed wants to get out of the mortgage business entirely. The era of aggressive shrinkage is over. Think of it this way: the Fed has gone from draining the pool to just letting it sit at its new, much higher level.
Jordan: Okay, let me see if I have the big picture right. Chapter four was about interest rates — the price of money. This chapter is about the quantity of money?
Alex: That is the perfect way to frame it. Rates are the price; the balance sheet is the quantity. And both move asset prices, but the quantity channel is sneakier because it works through liquidity — how much cash is out there chasing assets. When broad money expands rapidly, asset prices almost always inflate. When it contracts, everything has to reprice lower.
Jordan: Did broad money actually shrink at some point? I thought the money supply only ever goes up.
Alex: It almost always does, which is why this was a genuine landmark. In twenty twenty-three, M two shrank year over year for the first time since the Great Depression. The Fed's QT was literally destroying money. And look at the wreckage — stocks had a brutal twenty twenty-two, housing cooled off fast, and bitcoin fell from sixty nine thousand to fifteen thousand dollars. Then M two started growing again, QT wound down, and assets recovered. The tide went out, and the tide came back.
Jordan: So for someone like me — I am not trading the Fed's balance sheet — what is the practical takeaway?
Alex: Watch the liquidity regime, not the daily noise. You do not need to track the balance sheet every week. But know this: when the central bank is expanding the money supply, the wind is at the back of risk assets — stocks, real estate, bitcoin. When it is contracting, the wind is in your face, and you should demand a bigger margin of safety before you buy anything. And right now we are in a strange in-between. The Fed actually raised rates on September sixteenth, to a range of three point seven five to four percent, to fight stubborn inflation — yet the Treasury runoff is over. Price is tightening while quantity is on hold. That is exactly why markets are so choppy. The two levers are pulling in different directions.
Jordan: Price tightening, quantity on hold. I like that. So gold sitting over four thousand dollars an ounce and bitcoin near eighty six thousand — those are assets reacting to this tug of war?
Alex: They are assets sniffing out the next liquidity wave, or hedging against inflation that refuses to quit. Either way, they are downstream of the same tide we have been talking about all chapter.
Jordan: Okay, let me recap to make sure I actually learned this. Most money is created by banks when they lend, and destroyed when loans are repaid. The Fed can create or destroy money on a massive scale by buying bonds — that is QE — or by letting them roll off — that is QT. QE pushes down long-term rates and inflates asset prices, but it risks addiction and widens inequality. QT is the painful, slow unwind, and if the Fed goes too far, the financial plumbing breaks — like it did in twenty nineteen. And the practical read: the quantity of money is a second lever sitting right next to interest rates, and it sets the tide for every asset in the market.
Alex: You nailed it. And your recap earns you the single key takeaway, which I will state plainly so nobody misses it: interest rates are the price of money, but the money supply is the quantity — and when the quantity of money changes, every price in the market has to change with it.
Jordan: That one is going in my notebook. So what is next?
Alex: Next chapter, we go global. So far we have talked about the Fed as if it only affects America. Chapter six is the dollar and the global system — why the world's trade, oil, and savings all run on dollars, and whether anything on earth can challenge it.