Conventional models of equilibrium unemployment typically imply that proportional taxes on labor earnings are neutral with respect to unemployment as long as the tax does not affect the replacement rate provided by unemployment insurance, i.e., unemployment benefits relative to after-tax...

Conventional models of equilibrium unemployment typically imply that pro-portional taxes on labor earnings are neutral with respect to unemployment as long as the tax does not affect the replacement rate provided by unem-ployment insurance, i.e., unemployment benefits relative to after-tax...

When we analyse the labour market consequences of labour tax reforms in a model of firm-union wage bargaining, minor changes in the formulation of the union's fallback option can have drastic effects. This paper compares two variants of the model in which either workers have no reemployment...