There is a substantial amount of microeconomic evidence documenting differential responses of labor supply across productivity groups. In particular, more productive individuals: (i) enjoy a higher employment rate, (ii) have a lower volatility of employment and (iii) spend less time working at home. This paper constructs a real business cycle model with permanent heterogeneity in individual pro...

Sockeye salmon (Oncorhynchus nerka) stocks throughout the southern part of their North American range have experienced declines in productivity over the past two decades. In this study, we tested the hypothesis that pink (O. gorbuscha) and chum (O. keta) salmon stocks have also experienced recent declines in productivity by investigating temporal and spatial trends in productivity of 99 wild No...

The Belt and Road Initiative (BRI) initiated by Chinese government could be regarded as a systematic framework for promoting economic cooperation development among the countries along China. This paper attempts to analyze environmental performance in 61 developing Road. An additive total factor productivity growth measure allows aggregating contributions of individual BRI construct reasonable m...

Workforce productivity has become a critical factor in the strength and sustainability of a company's overall business performance. Absenteeism affects productivity; however, even when employees are physically present at their jobs, they may experience decreased productivity and below-normal work quality--a concept known as decreased presenteeism. This article describes the creation and testing...

People believe that weather conditions influence their everyday work life, but to date, little is known about how weather affects individual productivity. Contrary to conventional wisdom, we predict and find that bad weather increases individual productivity and that it does so by eliminating potential cognitive distractions resulting from good weather. When the weather is bad, individuals appe...

Antimicrobial drugs are fed to hogs at sub-therapeutic levels to prevent disease and promote growth. However, there is concern that the presence of antimicrobial drugs in hog feed is a factor promoting the development of antimicrobial drug-resistant bacteria. This study uses a sample-selection model to examine the impact that use has on the productivity of U.S. hog operations. The analysis did ...