This paper shows the importance of technological synergies among heterogeneous firms for aggregate fluctuations. First, we document six novel empirical facts using microdata that suggest the existence of important technological synergies between trading firms, the presence of positive...

This paper shows the importance of technological synergies among heterogeneous firms for aggregate fluctuations. First, we document six novel empirical facts using microdata that suggest the existence of important technological synergies between trading firms, the presence of positive...

Recent empirical evidence suggests that a positive technology shock leads to a decline in labour inputs. However, the standard real business model fails to account for this empirical regularity. Can the presence of labour market frictions address this problem, without otherwise altering the...