In [9] we presented a first effort in assessing the reliability of OMNeT++ in the simulation of Wireless Sensor Networks. We showed that OMNeT++ with MACSimulator framework over-estimates the experimental results obtained by a real testbed. In this paper, we extend our analysis to the well known...

Using 1994–2009 data, we find that All-American (AA) analysts’ buy and sell portfolio alphas significantly exceed those of non-AAs by up to 0.6 % per month after risk-adjustments for investors with advance access to analyst recommendations. For investors without such access, top-rank AAs...

The casino entertainment industry is an intensely competitive environment with many operational risks, explaining why casino managers highly prioritize performance evaluation. This study develops a performance evaluation model based on data envelopment analysis (DEA) to determine casino...