For years, many Democrats have lamented the fact that some workers at highly profitable corporations — from Amazon to Walmart to McDonald’s — receive Medicaid benefits. Their reasoning isn’t hard to understand: To be eligible for safety net programs, one must have a low household income. And why should anyone working at a highly profitable enterprise earn a low income? Surely, Walmart can afford to provide its cashiers with a living wage and health care benefits. By not doing so, the Walton family is “living off corporate welfare from the federal government,” as Sen. Bernie Sanders put it in 2020. This argument is intuitive. But it is also incorrect — and utterly antithetical to the left’s broader vision for social welfare. Unfortunately, Democrats are on the cusp of turning their party’s incoherent conception of “corporate welfare” into actual tax policy.…