The missing wage rigidity in general equilibrium models of efficiency wages is an artifact of the external wage reference perspective conventionally adopted by the literature. Efficiency wage models based on an internal wage reference perspective are capable of generating strong wage rigidity....

Low corporate taxes can help attract new .firms. This is the main mechanism underpinning the standard "race-to-the-bottom" view of tax competition. A recent theoretical literature has qualified this view by formalizing the argument that agglomeration forces can reduce firms' sensitivity to tax...

Most cities enjoy some autonomy over how they tax their residents, and that autonomy is typically exercised by multiple municipal governments within a given city. In this chapter, we document patterns of city-level taxation across countries, and we review the literature on a number of salient...