I examine the effect of labour market policies and institutions on the transmission of macroeconomic shocks to the labour market, using both aggregate and industry-level annual data for 23 OECD countries, 23 business-sector industries and up to 29 years. I find that high and progressive labour...

The identification of average causal effects of a treatment in observational studies is typically based either on the unconfoundedness assumption or on the availability of an instrument. When available, instruments may also be used to test for the unconfoundedness assumption (exogeneity of the...