The effect of aggregation on estimates of stochastic frontier functions is considered. Inefficiency is assumed associated with the individual units being aggregated. In this case, the aggregated data have a closed skew normal distribution. Estimating the parameters of a closed skew normal...

The expert contributors – both Asian and Western – illustrate that as G20 members, many Asian countries are now able to showcase their increasing powers and influence on global issues. Within this context, and via multidisciplinary economic and political science perspectives, the...