Abstract This paper investigates the relationship between profit efficiency, finance and innovation. By adopting stochastic frontiers, we pioneer use of a novel dataset merging firm level survey data with balance sheet information for large sample European companies. We find that firms having difficulties in access to as well introducing product innovation display an incentive improve their eff...

Roughly speaking, statistical arbitrage is a long horizon trading strategy that generates a riskless profit. The concept of statistical arbitrage is motivated by numerous empirical studies that construct trading strategies to profit from persistent anomalies. However, we demonstrate by example that positive expected trading profits are not sufficient to reject market efficiency. Instead, this p...

Haruko Noguchi and Takashi Oshio for their comments. We also thank to Kaigo Roudou Antei Center for providing us valuable data. The views expressed in this paper do not necessarily represent those of the Economic and Social Research Institute or of the Japanese government. Abstract This paper evaluates the quality and efficiency of the at-home long-term care market in Japan, a market in which f...

Employing the one-step stochastic frontier analysis (SFA) approach, this paper examines bank efficiency in China, paying special attention to the ownership, selection effect and dynamic effects of governance changes on bank performance. Bank efficiency has improved over the data period 1995-2008. The estimated average cost and profit efficiencies are 74% and 63% respectively. Joint Stock Commer...

The CGPS of the woodwork of a public university was observed and analyzed. Apart from what is usual in the field of Ergonomics' studies, it is an academic context, where there is not a direct implication of profit, productivity and clientele. The group tried to sever negative and broadcasted opinions about the place by analyzing it from a different point of view. This work was considered releva...