Showing 1 - 10 of 124
In many economic applications involving comparisons of multivariate distributions, supermodularity of an objective function is a natural property for capturing a preference for greater interdependence. One multivariate distribution dominates another according to the `supermodular stochastic...
Persistent link: https://www.econbiz.de/10011083601
derive empirical predictions for the direction of correlation and for whether governance is stronger or weaker with multiple …
Persistent link: https://www.econbiz.de/10011084086
A number of studies have provided evidence of increased correlation in global financial market returns during bear … implied correlation based on portfolio downside risk measures that does not suffer from this bias. These unbiased quantile … correlation estimates are directly applicable to portfolio optimization and to risk management techniques in general. This simple …
Persistent link: https://www.econbiz.de/10005124110
Testing the hypothesis that international equity market correlation increases in volatile times is a difficult exercise … and misleading results have often been reported in the past because of a spurious relationship between correlation and … volatility. This paper focuses on extreme correlation, that is to say the correlation between returns in either the negative or …
Persistent link: https://www.econbiz.de/10005504611
While climate change is likely to increase weather risks in many developing countries, there is little evidence on effective policies to facilitate adaptation. This paper presents experimental evidence on a program in rural Nicaragua aimed at improving households’ risk-management through...
Persistent link: https://www.econbiz.de/10011084056
the levy is assessed as a proportion of wages the effect is to address capital market imperfections only. …
Persistent link: https://www.econbiz.de/10005498076
The vocational employment training program is the most ambitious and expensive training program in Sweden and a cornerstone of labor market policy. We analyze its causal effects on the individual transition rate from unemployment to employment by exploiting variation in the timing of treatment...
Persistent link: https://www.econbiz.de/10005661564
We estimate the effect of imported machines on the wages of machine operators utilizing Hungarian linked employer … the worker. We find that workers exposed to imported machines earn about 8 percent higher wages than other machine …
Persistent link: https://www.econbiz.de/10008921775
This paper focuses on the determinants of self-employment among rural to urban migrants in China. Two self-selection mechanisms are analysed: the first relates to the manner in which migrants choose self-employment or paid work based on the potential gains from either type of employment; the...
Persistent link: https://www.econbiz.de/10009205061
This paper investigates the effects of services offshoring on wages using individual-level data combined with industry … real wages. Hence, offshoring has contributed to a widening of the wage gap between skilled and less skilled workers. This …
Persistent link: https://www.econbiz.de/10009359484