Why saving makes you richer
and spending makes you poorer

The following series of articles presents the Austrian School of economics, 1000 words at a time. Nine economists. Twenty-seven articles. One coherent tradition that the establishment has been trying to ignore for 150 years. They were right.

Article 3/27

Bohm-Bawerk connects time preference and interest rates.

Vienna. 1904.

The Austrian army wants more money. The imperial budget cannot absorb it without running a deficit. The Finance Minister is being asked, politely but firmly, to find a way.

Eugen von Böhm-Bawerk has been Finance Minister three times. He reformed the tax code, introduced the income tax, fought for the gold standard, and in 1902 repealed a sugar subsidy that had distorted the Austrian economy for nearly two centuries. He knows how government spending works. He knows what deficits do. And he knows that signing off on this one would directly contradict everything he spent his academic career proving.

So he resigns.

The government offers him a prestigious position at a major bank. He declines. He wants to go back to the university. Back to teaching. Back to the work that actually mattered.

Today, you will find out what he knew that the army generals — and every finance minister since — apparently didn’t.

The man

Böhm-Bawerk was born in 1851 in Brünn, Moravia — now Brno in the Czech Republic. His father died when he was six, and his mother moved the family to Vienna. There he met Friedrich von Wieser at school, a friendship that would last a lifetime and eventually become a family bond when the two men married into each other’s families.

Both studied law at the University of Vienna. Both were transformed, as students, by reading the same book — Menger’s Principles of Economics, published in 1871. Böhm-Bawerk later recalled that Menger’s work hit him with the force of a revelation. He had been training for a legal career. After Menger, he had one purpose: to take those ideas and build something larger from them.

He spent the 1880s at the University of Innsbruck, writing in relative obscurity. The first two volumes of Capital and Interest emerged during those years — careful, systematic, demanding work that almost nobody outside Vienna noticed at the time. Then came the ministry. Then the teaching. Then, in his seminar at the University of Vienna in the final decade of his life, two students named Joseph Schumpeter and Ludwig von Mises.

He died in 1914. His face ended up on the Austrian hundred-schilling note, which circulated until the euro replaced it in 2002. A small vindication for a man who spent his career fighting bad money.

His greatest work

Capital and Interest — three volumes, published between 1884 and 1912 — begins with a question that sounds straightforward and turns out to be one of the most contested in all of economics: why does interest exist?

The standard answers were unsatisfying. Interest is a reward for productivity. Interest is compensation for abstinence. Interest is what the market charges for liquidity. Böhm-Bawerk read through every theory that had been proposed and found them all wanting — not because they were entirely wrong, but because none of them got at the root cause.

His answer was time preference.

People prefer present goods to future goods. A hundred euros today is worth more to you than a hundred euros in a year, even with zero inflation and zero risk. This isn’t irrationality. It’s a universal feature of human action. You are alive now. You have needs now. The future is uncertain. Present satisfaction is simply worth more than future satisfaction to every human being who has ever lived, in every culture, in every era.

Interest, therefore, is not exploitation. It’s not a distortion. It’s the price of time — the premium that borrowers pay to access present goods, and that savers receive for deferring their consumption. Abolish interest and you don’t abolish time preference. You just make it impossible for people to express it honestly in the market.

From time preference, Böhm-Bawerk built his theory of capital — and this is where it gets genuinely important.

Roundabout production

Böhm-Bawerk’s central insight about capital is captured in what he called roundabout production — and it’s easier to understand than the name suggests.

Imagine you need lumber. The direct approach: grab an axe and chop trees. You get lumber today, but slowly and at great effort.

The roundabout approach: first, spend time building a sawmill. This takes longer. You get no lumber during the construction period. But once the mill is built, your lumber output is many times greater than anything you could produce with an axe. The detour through capital goods — the mill — makes you dramatically more productive.

The roundabout path only works because someone saved. Someone deferred consumption during the period when the mill was being built. That saving — that pool of real resources — is what makes capital investment possible. Without it, the roundabout detour has no foundation.

This is the mechanism behind all capital accumulation, all productivity growth, all rising living standards in human history. Societies that save build better tools. Better tools produce more. More production raises real wages. The entire chain runs from saving, through capital formation, to prosperity.

Now ask what happens when a central bank artificially lowers interest rates.

The price of borrowing drops. Businesses that weren’t viable at natural interest rates suddenly look profitable at the new artificial ones. Investment in long, roundabout production processes — the kind that only pay off far in the future — surges. Everyone acts as if the economy has more saved resources than it actually does.

But the real savings aren’t there. The mill is being built, but nobody set aside the food to feed the workers while it’s under construction. The boom is running on a lie about the availability of real resources, and when that lie is exposed — when credit tightens, when rates rise, when reality reasserts itself — the projects collapse. The malinvestment is liquidated. You get a recession.

Böhm-Bawerk wrote this in the 1880s. Mises would sharpen it into the full theory of the business cycle thirty years later. Between them, they explained every credit-fuelled boom and bust from 1929 to the present day.

Ideas to keep

Saving is investment, not hoarding. Every popular instinct about recessions — spend more, stimulate demand, get money moving — runs directly against Böhm-Bawerk’s framework. You don’t build productive capacity by consuming. You build it by deferring consumption and directing those resources toward capital formation. The politician who urges you to spend your way out of a recession is asking you to chop trees with an axe instead of building the sawmill.

Interest rates are not a policy tool. They are prices — specifically, the price of time. When a central bank sets the interest rate below what the market would produce, it sends a false signal to every business in the economy. Projects get funded that the real pool of savings cannot support. The boom is artificial. The bust is the correction. Manipulating interest rates doesn’t prevent this cycle. It creates it.

Capital takes time to build and can be destroyed quickly. This asymmetry is one of the most important and least understood features of any economy. The roundabout production structure — the accumulated capital of decades of saving and investment — can be dismantled by a few years of bad policy, inflation, or artificially low rates. Rebuilding it takes generations. Every government that has debased its currency, run persistent deficits, or suppressed interest rates has been drawing down capital that took years to accumulate. They just don’t show it on the balance sheet.

What Böhm-Bawerk proved

When Böhm-Bawerk resigned rather than sign off on deficit spending in 1904, he wasn’t being theatrical. He understood, from first principles, that government spending financed by borrowing or inflation draws real resources away from the capital structure — from the sawmill-building that creates genuine long-term prosperity — and directs them toward current consumption. You get the lumber today. Future generations get the bill.

Every quantitative easing programme, every fiscal stimulus package, every central bank rate cut since then has been the same transaction. Consume now, pay later. Borrow against the future. Pretend the savings exist when they don’t.

Böhm-Bawerk explained why this ends badly in a university library in Innsbruck in the 1880s. The people running the global economy in 2026 are still surprised when it does.

This material was originally published here: https://handre.substack.com/p/why-saving-makes-you-richer-and-spending