Tariffs and policies lift grocery, housing costs amid shifting consumer habits

States across the country have quietly reshaped their tax systems over the past three decades, lowering rates on high earners and corporations while increasing reliance on sales taxes that fall hardest on lower-income households. An analysis by the Institute on Taxation and Economic Policy found that top income tax rates have declined in most states since 1990, even as sales and consumption taxes have risen to become the largest share of state revenue. This shift has moved the tax load away from the affluent and onto purchases of everyday items, from groceries to household goods.

The change aligns with long-standing pushes in many state legislatures to flatten or eliminate income taxes, a move often justified as promoting growth but one that Census Bureau data shows has elevated sales taxes as the dominant revenue source. Lower earners, who spend a larger portion of their income on taxable consumption, bear the brunt. Advocates for progressive taxation argue this approach widens inequality at a time when other costs continue to climb for average families.

Food prices illustrate the squeeze. Cocoa futures have dropped 34 percent from their record peak near $12,000 per metric ton late last year, now trading around $5,327. Yet major chocolate makers including Lindt, Barry Callebaut and Nestlé have maintained elevated prices after earlier surges tied to poor harvests and weather issues. Lindt reported an 11.8 percent price increase that contributed to a 7.5 percent drop in sales volumes in the first half of the year, citing weak consumer sentiment and geopolitical factors. Shoppers have turned away from premium items, but companies have not passed on the commodity relief.

Similar pressures affect basic meals. Supply chains for common sandwiches involve layers of regulation, labor rules and tariffs that add to costs at the deli counter and in home kitchens. Industrial production of bacon, tomatoes, lettuce and bread depends on stable inputs, yet policy decisions on trade and workforce rules have introduced frictions that keep prices elevated even when raw commodity trends ease.

Housing costs compound the strain. Mortgage rates reported this week showed the 30-year fixed average at 6.696 percent, up 24 basis points from the prior week, with the 15-year fixed at 6.036 percent. Refinance rates followed a comparable pattern. Higher borrowing costs limit access to homeownership for younger and lower-income buyers, reinforcing wealth gaps already widened by tax policies that favor asset holders.

Financial markets reflect the divide. Major indexes face volatility ahead of a Federal Reserve decision and earnings from technology leaders, with AI-related stocks having driven much of the year's gains. While the S&P 500 remains up over 8 percent for the year, recent drops in high-profile names highlight risks that smaller investors feel more acutely. Oil prices spiking above $100 a barrel amid Middle East tensions add further uncertainty, potentially keeping inflation pressures alive and interest rates elevated.

These developments occur against a backdrop where corporate pricing power and state-level tax choices continue to shift resources upward. Lower earners face higher effective rates on their spending while seeing limited relief on wages or assets. Policymakers who prioritize income tax reductions often point to competitiveness, yet the resulting revenue mix leaves public services and household budgets more exposed to consumption fluctuations. Families navigating higher mortgage costs, steady grocery prices and regressive state taxes encounter a system that extracts more from those with the least room to absorb it.