The Ancient Law

By | BOBBY SAMANTHA REY | Imagine a village, one that never appeared on any map, tucked into a river valley some ten thousand years ago. Seven households live there. Mira keeps bees, Tobun grows barley, Old Hesh weaves reed baskets, and the rest, a potter, a fisherman, a shepherd and a toolmaker, fill out the little web of trades that keeps the valley alive. There is no money yet, only a handful of polished river stones that the elders pass around when a debt needs remembering. One autumn morning, Mira trades a jar of honey to Tobun for a sack of barley. Tobun uses the honey to sweeten a gift for the potter, who makes him a storage jar. The potter pays the fisherman with a bowl, the fisherman pays Hesh with a morning’s catch, and Hesh, who has been wanting honey for months, buys a jar from Mira with one of his finest baskets. By sunset, the honey has traveled around the village and come home again, and everyone has a little more than they started with. Nothing was created from thin air, and yet the village is richer, because each handoff turned one person’s surplus into another person’s need. Now imagine that Tobun gets nervous. A dry summer is rumored, and he decides to hoard his barley and trade nothing. The potter cannot sell a jar, so he cannot buy fish. The fisherman cannot buy a basket, so Hesh cannot buy honey, and Mira sits beside her hives with more honey than she can use. One frightened man has snapped the circle, and the whole valley feels it. This little parable holds the core of what this essay explores: the idea that economic life moves in circles, that those circles bind us together whether we notice them or not, and that when they turn smoothly or break, the consequences ripple through every household within reach. A fair warning belongs here. You will not find a chapter titled “The Ancient Law of Economic Circles” in a standard economics textbook, and no scholar earned a Nobel Prize for formally stating it. The phrase better understood as a name for a pattern, many thinkers have described in different words: money, goods, trust move in time loops.

Economists call the pieces of it the circular flow of income, the business cycle, the multiplier effect, and long-wave theory. This essay gathers them under one roof and gives them a single, memorable name. Stated plainly, the law has three parts. First, spending is circular: one person’s expense is always another person’s income, so the economy is less a pile of things than a river of handoffs. Second, the circle has momentum: when money moves quickly, more is produced and more is earned, and when it slows, the slowdown feeds on itself. Third, the circle has seasons: periods of growth plant the seeds of excess, and periods of contraction clear the ground for new growth, so that rise and fall follow one another with a regularity that is real but never exact. It is important to say what the law is not. It is not a prophecy that tells us the date of the next crash, and it is not a mechanical clock. The circles vary in length, in depth, and in cause, and anyone who sells you a precise timetable is selling confidence rather than knowledge. A better comparison is the tide: sailors cannot command it, cannot ignore it, and can learn a great deal about its habits without ever claiming to master it. Long before anyone wrote the word “economy,” human beings lived inside these loops. Anthropologists who study small hunting and farming societies describe networks of gift and obligation in which a successful hunter shared his meat knowing the favor would return when his own luck ran dry. Giving was a kind of savings account held in other people’s goodwill. The circle was social before it was financial, and it kept communities alive through lean seasons that would have destroyed isolated families. When cities rose in Mesopotamia some five thousand years ago, the circles grew larger and the stakes grew higher. Temples stored grain, lent it to farmers in spring, and collected it after harvest. Clay tablets record the debts. Here the first great weakness of the circle revealed itself: debts piled up faster than harvests could pay them, farmers lost their land or sold their children into hard labor.

Kings answered with a remarkable invention, the periodic cancellation of debts, sometimes called a clean slate. Rulers who proclaimed one were not being generous so much as practical. They had noticed that a circle choked by debt eventually stops turning, and that a stopped circle brings down the throne. The same instinct echoes through scripture. In the book of Genesis, Joseph interprets Pharaoh’s dream of seven fat cows and seven lean ones as seven years of plenty followed by seven years of famine, and he advises storing grain during the good years. Whatever one believes about the story, it is a vivid statement of the law: abundance and scarcity come in turns, and the wise prepare for the turn before it arrives. The Hebrew tradition of the Jubilee, a release of debts and a return of land every fiftieth year, is another attempt to build a reset button into society. Across the ancient world, people reached the same conclusion from different directions, that wealth circulates, that it pools dangerously, and that a society must find a way to keep it flowing. Thinkers began to describe the circle in earnest as commerce grew. In 1758, the French physician François Quesnay, who served at the court of Louis XV, drew his Tableau Économique, a zigzag diagram showing how money flowed between farmers, landlords, and artisans and returned to where it started. It was arguably the first picture of an economy as a circulating system, inspired, it is said, by his medical understanding of blood moving through the body. Adam Smith, writing a few years later, gave us the famous “invisible hand,” the observation that millions of people pursuing their own interests somehow weave a pattern none of them planned. The seasons of the circle found their chronicler even earlier. In 1377, the North African scholar Ibn Khaldun completed his Muqaddimah, in which he argued that dynasties rise on the strength of tight-knit, hardy peoples, grow rich and soft in their cities, tax too heavily, and fall to the next vigorous group arriving from the margins. He saw a lifespan in civilizations, three generations long.

Many centuries later, the French economist Clément Juglar studied bank records in the 1860s and found investment cycles of about seven to eleven years. In the 1920s, the Russian economist Nikolai Kondratiev proposed much longer waves of fifty years or more, tied to great technological shifts such as steam, steel, and electricity. He was later imprisoned and executed under Stalin, a grim reminder that this subject has never been politically neutral. Two more voices complete the picture. Joseph Schumpeter, in 1942, described capitalism as a process of “creative destruction,” in which new industries sweep away old ones and the churn itself drives progress. And John Maynard Keynes, watching the Great Depression strangle the world, argued that when everyone saves at once, spending collapses and incomes collapse with it, a paradox in which prudence for each becomes ruin for all. His colleague Richard Kahn had shown that every dollar spent could ripple outward into several dollars of income, the multiplier effect. Tobun the barley farmer, hoarding his grain in our little village, would have understood every word. History keeps replaying the same story in new costumes. In the Netherlands of the 1630s, the price of a single rare tulip bulb climbed to what a skilled craftsman might earn in years, until the buyers vanished in early 1637 and the market collapsed. Historians now debate how devastating tulip mania really was, but it remains the classic picture of a circle swollen by excitement. In 1929, an American stock market fed by borrowed money crashed, banks failed, spending dried up, and a quarter of the nation’s workers found themselves without jobs. The circle did not merely slow; it nearly stopped. Let us return, one last time, to our village. Suppose a rumor spreads that Mira’s honey makes people ill. Nobody buys, and Mira cannot pay the toolmaker, who cannot pay the shepherd, who cannot buy barley. The rumor is false, but the fear is real, and the fear does the damage. The rumor mill is used today to manipulate markets to some degree to buy low and sell it a lot higher!

This is how modern crises often work. In 2008, the trouble began in American mortgages, but it spread because banks no longer trusted one another enough to lend, and credit is the lifeblood of the modern circle. When the lending froze, factories cut orders, workers lost jobs, and families stopped spending, which cut orders further. The pandemic of 2020 offered a different lesson. Here the circle was broken not by greed or panic but by a virus, as shops closed and supply lines snarled. Governments responded with vast stimulus payments, trying to hold the circle together artificially until it could turn on its own again. It worked in some ways and caused new troubles in others, including the burst of inflation that followed. Yet in every one of these episodes, the pattern held: a break, a scramble, a repair, and then, eventually, motion again. The circle bends but it rarely disappears, and after every collapse, somebody opens a stall in the market and starts trading. The question deserves a careful answer, because the analogy is half right. Like gravity, the law was operating long before anyone named it. A Sumerian farmer felt the pull of debt and harvest without reading a single treatise, just as a medieval peasant felt the apple fall without Newton. Like gravity, too, it shapes everything: where cities grow, which empires rise, why a drought in one country raises the price of bread in another. And like gravity, it is only partly understood. Physicists still argue about its deepest nature, and economists still argue about why cycles take the lengths they do, whether they come from outside shocks or from the system’s own inner workings, and whether policy can flatten them or only shift their timing. Here the comparison breaks down, and it breaks down in an important way. Gravity does not care what we think about it. The economic circle does. When enough people believe a bank is failing, it fails, and when enough people believe the future is bright, they spend, and the brightness becomes true. The participants influence their own circles and marketers know how to use this in propaganda.