A firm's marketing efficiency, the ability to optimally deploy and integrate different marketing inputs to achieve high … sales revenue at low cost, is persistent. High marketing efficiency predicts better future operating performance and stock … returns, especially in competitive industries. A marketing efficiency-based long-short portfolio strategy earns an average …

The main purpose of this study is to investigate whether there is a relationship between bank efficiency and stock …. However, the results suggest that profit efficiency is more informative than cost efficiency as the former explains, to a … larger extent, the variability in stock returns than the latter. Not surprisingly, the world financial crisis (2007 …

We find that innovative efficiency (IE), patents or citations scaled by R&D, is a strong positive predictor of future …

This paper analyses the market efficiency persistence of the mutual fund industry around the world. With a large … evidence of significant efficiency persistence around the world on a monthly and annual basis. We conclude that efficiency … examine fund efficiency across countries and its potential persistence. We employ the data envelopment analysis (DEA …

efficiency pre/post-MiFID and provide insight into the price discovery implications of high frequency trading. Utilizing … discovery efficiency from permanent information impounding. Although the primary exchange NYSE Euronext Paris has lost only 10 … efficiency …