So we made it to the end. Over this series we walked through the whole arc of Nektarios Michail’s book, from the first IOUs scratched into clay to digital currencies and crypto. That is a lot of ground for one short book.
This is the last chapter. After eleven chapters explaining how banks actually work, the author does something I respect. He skips the recap. He says straight up that he won’t bore you by repeating what came before. Instead he looks forward and asks a simple question: where is all this going?
So in the last post we talked about quantitative easing, which is the central bank buying up bonds to push money into the system. This time the book goes somewhere weirder. It talks about what happens when interest rates go below zero. Not low. Below zero. Negative.
So you have probably heard the phrase “money printing” thrown around online, usually with a meme attached. The technical name for the thing people are talking about is quantitative easing, or QE. Chapter 11 of Michail’s book opens here, and the first half is mostly about explaining what QE actually is and why central banks reached for it in the first place. Let me walk you through it.
So the name “shadow banking” sounds like something out of a crime movie. Secret money, hidden vaults, guys in suits doing shady stuff in the dark. It is not that. But honestly the real thing is almost weirder, because it is huge, it is everywhere, and it does a lot of what banks do while skipping most of the rules banks have to follow.
In the last post I walked through securitization 101. You take a pile of loans, bundle them, and sell slices of that bundle to investors. On paper it is a clean idea. It spreads risk around and frees up banks to lend more.
So you’ve probably heard the word “securitization” thrown around in documentaries about 2008. It sounds scary and complicated. But the basic idea is actually simple, and Chapter 9 of Michail’s book walks through it really patiently. Let me retell the first half here, the part that explains what it even is, before we get to how it blew up the economy.
So here is a weird idea that took me a while to wrap my head around. The thing that causes a financial crash is not chaos. It is calm.
So far in this book, banks have looked kind of boring. They take deposits, they make loans, money moves around. Chapter 7 is where it gets dark. This is the chapter about what happens when banks break.
So far in this book the word “bank” has meant the kind you already know. You deposit money, they lend it out, you take a loan, you pay it back. Chapter 6 introduces a totally different animal that happens to share the name. Investment banks. And honestly, until you slow down and look at what they actually do, the word “bank” just confuses things.
So far in this book, banks have mostly been their own little world. They take deposits, they make loans, they create money out of thin air. Cool. But Chapter 5 finally zooms out and asks the big question: what does any of this do to the actual economy? The jobs, the prices, the houses, the whole thing.
Okay so here is the thing I learned from Chapter 4 that genuinely messed with my head for a minute. When a bank gives you a loan, it does not reach into a pile of other people’s savings and hand you their cash. It just types a number into your account. That number is brand new money. It did not exist a second ago.
So Chapter 3 is the one everybody thinks they already understand. Inflation. Prices go up. The government prints too much money. Done, right?
So in the last post we left off with the gold standard cracking and the world heading into the Great Depression. This second half of Chapter 2 is where the modern banking system actually gets built. Not because anyone planned it nicely, but because the old system fell apart and people had to patch it. This is the part where I started nodding along, because most of the stuff we take for granted today came out of these years.
So we left off with early banks figuring out interest and lending. Now Chapter 2 jumps into the 1900s, and honestly this is where banking starts to look more like the system we have today. Central banks show up. The gold standard runs the show. And then it all starts to wobble.
Last time we looked at where money even came from. This time the book gets into the good stuff: how actual banks showed up, and how somebody figured out you could make money by lending money you did not really have. That second part is wild, and we will get to it.
We use money every single day and almost never stop to ask what it actually is. You tap a card, you send a number from one app to another, and the bread shows up. Done.
Okay so here’s a thing I’ve noticed. Most of us use banks every single day. We get paid into one. We tap a card. We have a savings account we feel slightly guilty about. And yet if you asked the average person to explain what a bank actually does with their money, you’d get a blank stare and maybe a joke about it being “in a vault somewhere.”