Each of the main explanations of procyclical labor productivity, or short-run increasing returns to labor (SRIRL), is closely associated with a competing theory of the business cycle: Real business cycle theorists attribute SRIRL to procyclical technological shocks, proponents of recent theories...

This paper sheds new light on the interaction between growth and output fluctuations. Our approach is different from the literature in that we analyse how endogenous fluctuations are affected by a faster productivity growth in the long run. Main results: i) expansion or contraction occurs more...