The link between time-of-day and productivity on cognitive tasks is crucial to understand workplace efficiency and … important determinant of productivity and (iii) implies that efficiency gains of up to 0.14 standard deviations can be achieved … productivity between day and night shifts, we establish that such relationship is also important within a standard day-light shift …

productivity gains. Guided by theory, we provide evidence consistent with these effects operating through reallocations across … productivity, while import liberalization has ambiguous effects. Resource misallocation can either amplify, dampen or reverse the … firms in the presence of distortions: (i) Both export and import expansion increase average firm productivity, but the …