Last week's announcement that "Pay Czar" Kenneth Feinberg slashed compensation for executives at seven large financial firms by an average of 50% stunned Wall Street, stoked the fires of populist resentment, and troubled economists. Will this government-mandated pay cut drive the most talented professionals away from these companies, endangering their recovery? Does it augur further politicization of economic decisions?

Lost in the arguments over economics and political theory, however, is a more basic question: Was this action constitutional?