This Paper presents a methodology to identify net demand shocks as well as wage rigidities in heterogeneous labour markets on the basis of nonparametric regression. We show how this approach can be used to make suggestions for immigration policy in economies with labour market rigidities. In an...

This Paper investigates whether and in what sense the west German wage structure has been ‘rigid’ in the 1990s. To test the hypothesis that a rigid wage structure has been responsible for rising low-skilled unemployment, I propose a methodology that makes less restrictive identifying...

We present a new and simple empirical methodology to identify relative wage rigidity dynamics. The methodology is applied to data from the Polish Labour Force Survey for the period 1994 to 1998. We estimate ceteris paribus changes in relative wage and unemployment differentials for various...

Switzerland, traditionally a ‘zero unemployment’ economy, has seen an unprecedented rise in joblessness in the 1990s although unemployment fell again to a rather low level after 1997. This Paper tests whether Switzerland experienced a negative relative net demand shock against the low...