In a model with ex-ante homogenous households, earnings risk and a general earnings function, we derive the optimal linear labor tax rate and optimal linear education subsidies. The optimal income tax trades off social insurance against incentives to work and to invest in human capital....

To analyze the optimal social insurance package, we set up a two-period life-cycle model with risky human capital investment in which the government has access to labor taxation, education subsidies and capital taxation. Social insurance is provided by redistributive labor taxation. Moreover,...

We estimate the effects of a large program of public investment subsidies granted to Italian firms in disadvantaged areas. Projects were given numerical scores according to objective criteria and local politicians’ preferences, and funded in rank order until the funds were fully allocated. We...