How America Spends: A Macroeconomic Inflation Model

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Inflation is literally the equivalent of having your shares in a company diluted. If you own a stake in a company and they issue 20% more shares with no compensatory value to the original shareholders, you instantly lose 20% of your value in said company.

Inflation does the same with the purchasing power of a currency: It devalues the currency by the amount of the new issuance.

Our model, How America Spends, has been tracking the purchasing behavior of 135 million U.S. households since 2014. This model is not a black box – it is a data file representing the spending of 135 million households on goods and services since 2014. The households are stratified into nine income categories, enabling us to identify how inflation has impacted low- and middle-income households, while also observing any changes within upper income families.

In Q1 of 2022, while we were reading everywhere that inflation was contained, our model was showing the mix of goods and services purchased by median households was up 14%, year over year. Six months later, we were all being told that inflation was ‘transitory,’ while our model was showing it at 12%.

Why does this matter? Households were quickly becoming poorer and taking on debt to meet expenses. This was absolutely going to affect businesses.

Your client portfolios depend on accurate and comprehensive information in order to maximize returns while minimizing risk. A blind spot exists in many portfolios, however, as investors have been operating under the false assumption that inflation has impacted only lower income households. Additionally, there is broad consensus that as inflation has retreated, its effects are in the rearview mirror. These assumptions are incorrect. In this article, I will show you the totality of the effects of inflation on consumers and how this might impact your investment decisions going forward.

To begin, inflation has materially altered the consumption patterns of two-thirds of households since it took root early on in the COVID-19 pandemic. And 46% of all households are now deficit spending each month in order to maintain access to food, energy and shelter. This is impacting many consumer-facing businesses, to the extent that it has bankrupted some publicly traded companies, while significantly reducing the earnings and share prices of many others.