Using market-wide data from the Brazilian stock lending market, we nd strong evidence of short-selling skill among institutions and individuals. Skilled short-sellers present out-of-sample performance persistence, both ...

A strand of the literature documents no effects or even positive effects of a higher minimum wage on employment. This evidence is frequently linked to the existence of monopsonistic labor markets or search frictions. ...

Using market-wide data from the Brazilian stock lending market, we find strong evidence of short-selling skill for some institutions and individuals. Skilled short-sellers present out-of-sample performance persistence, ...

Mine operations are supported by a short-term production schedule, which defines where and when mining activities are performed. However, deviations can be observed in this short-term production schedule because of several ...

This is the first study that investigates the short and long-term causal effects of a child-labor ban. We explore the law that increased minimum employment age from 14 to 16 in Brazil in 1998 and uncover its impact on time ...

Short-term storage of semen is a useful strategy for preservation of fish spermatozoa in reproductive management, however, no information is available on Patagonian blenny (Eleginops maclovinus) semen. This study was ...