“…Our results, which imply that deregulation of product markets in Europe, which has resulted in increased product market competition, has had a negative effect on capital market efficiency to some extent, provide important insights into the interrelation between product and capital markets around the world. In line with this contribution, our study also adds to recent studies that document the effects of product market competition on numerous firm-level attributes, including cooperate innovation, outsourcing choices, earnings management, asymmetric cost behaviors, stock-based compensation policies, bond yields, and analyst coverage (Mitra et al 2013 Second, this study answers a call from prior research (Rajan and Zingales 2003;Peress 2010) by showing that policy changes that aim to improve the efficiency of capital markets, such as the mandatory adoption of IFRS and the related capital market reforms in EU, can help alleviate the negative effect of product market competition on stock price informativeness. This evidence provides implications for policymaking to suggest that policies can be designed to enhance product market competition and to facilitate the efficient allocation of capital in equity markets.…”