This paper develops a dynamic general equilibrium model with heterogeneous firms that face search complementarities in the formation of vendor contracts. Search complementarities amplify small differences in productivity among firms. Market concentration fosters monopsony power in the labor...

This paper develops a dynamic general equilibrium model with heterogeneous firms that face search complementarities in the formation of vendor contracts. Search complementarities amplify small differences in productivity among firms. Market concentration fosters monopsony power in the labor...

Wages growth in Australia was lower than expected prior to COVID-19 based on historical determinants. One possible explanation for this is that employment had become more concentrated among a small number of large employers. This reduced outside options for workers and lowered their bargaining...