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01 / 05
It’s Time to Shelf the Myths About Food Prices

Blog Post | Food Prices

It’s Time to Shelf the Myths About Food Prices

Measure the time needed to earn the money to pay for a meal. That’s what matters.

Summary: Despite widespread complaints about soaring grocery bills, Americans are spending far less of their working time to put food on the table than earlier generations did. Measured in time prices, long-term trends show food has grown more abundant thanks to rising wages. While household budgets face real pressures elsewhere, the idea of an unprecedented food-affordability crisis simply isn’t supported by the evidence.


With one big family-gathering meal out of the way and more soon to come (Christmas? New Year’s? Super Bowl?), let’s talk about food prices and the “affordability crisis” much in the news and in politicians’ rhetoric. Judging from polls, many Americans believe that the grocery prices are slipping out of reach. Inflation since 2021 left a mark on household budgets, but step back from the checkout line and look at the longer record. Measured the way people experience prices — through hours of work — food at home has become more affordable, not less.

Start with the relationship that matters: wages versus prices. Using Bureau of Labor Statistics data on blue-collar pay and the consumer price index for “Food at Home,” we can compare wage growth with grocery inflation over multiple time horizons. Over the past year, blue-collar wages rose 3.8 percent while supermarket prices rose 2.7 percent. Over the past two years, wages increased 8.1 percent compared with a 4 percent rise for food. Over 10 years, wages rose 49.5 percent, prices 29.7 percent. Over 30 years, wages climbed 169 percent, prices 111 percent. Over 50 years, wages rose 558 percent, food prices 403 percent.

Put differently, wages grew about 40 percent faster than food prices over the past year, with often higher jumps in the other annual comparisons. The longer the period, the larger the cumulative advantage for workers.

The most useful way to express this advantage, as we argued in our 2022 book “Superabundance,” is not in dollars but in “time prices.” Americans buy goods with money, but pay for them with time. To calculate a time price, divide the dollar price of a good by the hourly wage. The result is the number of minutes a worker must spend on the job to earn that good.

Applying this measure to the American Farm Bureau Federation’s annual survey of the ingredients for a Thanksgiving meal serving 10 people — or any other similar holiday feast or special occasion, for that matter — reveals fascinating information about basic “affordability.”

In dollar terms, the Farm Bureau basket rose from $28.74 in 1986 to $55.18 in 2025, a 92 percent increase; over the same period, the blue-collar hourly wage rose from $8.92 to $31.33, a gain of 251 percent. Once you convert those figures into time prices, an even more reassuring picture emerges. In 1986, a blue-collar worker had to work 3.22 hours to buy that dinner for 10. By 2025, the same meal required 1.76 hours. The time price fell 45.3 percent. For the time increment required to buy that meal in 1986, a worker can now buy 1.83 of them — nearly doubling what the labor will buy. Food abundance for that worker rose 83 percent.

This reflects a broader pattern. U.S. consumers spent about 17 percent of disposable personal income on food in 1960; by 2019, that share had fallen to 9.5 percent, driven largely by more affordable food at home. Even after the inflation spike in recent years, Americans last year devoted 10.4 percent of disposable income to food, still roughly half the share common in the mid-20th century and lower than in most other countries. That is a textbook case of Engel’s law: As incomes rise, the share of income spent on food declines.

What produced these gains is not mysterious. Better seeds, fertilizers, machinery, transport, refrigeration, packaging, inventory management and data systems all raise agricultural productivity. Competition in retailing and global trade further push producers to deliver more nutrition for each hour of work on the demand side. The result shows up not only in fuller supermarket shelves but in long-run trends in wages, prices and time prices.

None of that denies the pressure that higher rents, insurance premiums or interest rates place on families. Nor does it imply that every household shares equally in the gains. Time prices capture the average worker, not the person between jobs or outside the labor force. Policy debates about safety nets, housing supply or tax burdens remain important.

But when political candidates and commentators claim that food has never been less affordable, the evidence does not support them. In terms of hours of work, the typical American must sacrifice less time than earlier generations to put groceries on the table. That’s worth celebrating in the holiday season.

This article was originally published in the Washington Post on 12/2/2025.

Phys.org | Agriculture

Novel Wheat Hybrids Increase Fungal Disease Resistance

“A new experimental study has identified a novel genetic locus in a common agricultural weed, Elymus repens, that provides significant resistance to the destructive fungal disease Fusarium Head Blight (FHB) and has now been successfully transferred into wheat to produce FHB resistant hybrids…

Dr. Yinghui Li and Houyang Kang’s research team’s new study, published in the Journal of Experimental Botany, outlines how they successfully hybridized E. repens and cultivated wheat to transfer FHB-resistant genes from E. repens into the wheat.

When testing for the presence of FHB from deliberately infected plants, hybrid genotypes containing the resistance genes, labeled as 1StL, showed a 69% reduction in diseased plant spikelets under greenhouse conditions compared to the control wheat, and a 60% reduction under field conditions.”

From Phys.org.

CGIAR | Food Production

Banana, the Crop That Defeated a Food Crisis in Tanzania

“In Tanzania, nearly half of banana farmers in Kagera have adopted improved varieties introduced through a partnership led by ENABEL and KU Leuven, with CGIAR playing a crucial role in their selection and dissemination, helping secure food and livelihoods for over 125,000 people in the region…

An impact study by IITA reveals the scale of the transformation. By 2024, nearly 48% of banana farmers in Kagera had adopted these improved varieties, leading to 15% increase in productivity, reduced crop losses from pests and diseases and more farmers producing surplus for markets.

For households, this translates directly into better nutrition. Daily caloric intake among adopting families increased by 27%, reflecting improved food availability and diversity.

The impact extends beyond the farm.

As production increased, so did economic opportunities across the banana value chain. Traders expanded into larger and more distant markets, while processors began favoring the improved varieties for cooking and dessert, and better processing qualities. The region’s economy benefited from an estimated 119,000 additional tons of banana production annually, contributing nearly $7 million per year.”

From CGIAR.

Associated Press | Conservation & Biodiversity

California Salmon Population Rebounds, Fishing Open Again

“Federal fishery managers voted Sunday to open waters off the coast of California to commercial salmon fishing for the first time since 2022, with the population rebounding after wet winters ended a long drought.

The decision by the Pacific Fishery Management Council to allow limited commercial and recreational salmon fishing off the coast is a win for the state’s salmon fishing industry, which has grappled with years of season closures due to dwindling fish stocks. The council, which manages fisheries off the West Coast, barred commercial salmon fishing off California for the past three years. It voted last year to allow some recreational fishing for the first time since 2022.”

From Associated Press.

Tropic | Food Production

World’s First Non‑Browning Bananas

“Tropic, the pioneering agricultural biotechnology company, has secured regulatory approval in both Japan and Brazil for its world first non‑browning banana variety, unlocking two of the most important fresh‑produce markets globally and marking a significant milestone in the future of sustainable fruit production.

The approvals clear the way for Tropic’s non‑browning banana to be imported, sold, and consumed in both countries, and grown in Brazil – enabling expanded consumer access, new commercial opportunities, and substantial reductions in global food waste.”

From Tropic.