Middle-class societies don't emerge automatically as an economy matures, they have to be CREATED through political action.
Paul KrugmanThe great thing about fiscal policy is that it has a direct impact and doesn't require you to bind the hands of future policymakers.
Paul KrugmanGovernments do not necessarily act in the national interest, especially when making detailed microeconomic interventions. Instead, they are influenced by interest group pressures. The kinds of interventions that new trade theory suggests can raise national income will typically raise the welfare of small, fortunate groups by large amounts, while imposing costs on larger, more diffuse groups.
Paul Krugman