Switala, Filip; Olszak, Malgorzata; Kowalska, Iwona - In: Problemy Zarzadzania 12 (2014) 48, pp. 64-92
This paper aims to find out how intense the competition between Polish commercial banks is in the loan market. Using Panzar–Rosse H-statistics and employing several estimation techniques (GLS, one-step GMM and two-step GMM), we find that this intensity is sensitive to the estimator applied....