Nguyen, Giao X.; Prombutr, Wikrom; Phengpis, Chanwit; … - In: Studies in Economics and Finance 36 (2019) 1, pp. 63-82
Purpose: Previous research has found that industry concentration and firm efficiency affect stock returns. However, it is not clear if concentration is a byproduct of efficiency and hence its effect on stock returns is driven by efficiency. This paper aims to examine the relationships between...