If an additional competitor reduces output per firm in a homogenous Cournot-oligopoly, market entry will be excessive. Taxes can correct the so-called business stealing externality. We investigate how evading a tax on operating profits affects the excessive entry prediction. Tax evasion raises...

It is common to summarize the impact of tax havens as a shift of tax revenues from high to low-tax jurisdictions. This chapter discusses the economic impact of tax havens that goes beyond a zero-sum transfer of the tax base, what we label real effects. We review the literature and focus on...

We define social reciprocity as the act of demonstrating one's disapproval, at some personal cost, for the violation of widely-held norms (e.g., don't free ride). Social reciprocity differs from standard notions of reciprocity because social reciprocators intervene whenever a norm is violated...