Competition and stability in the banking sector of Kazakhstan Madina Turusbekova, Kuandyk Dauylbaev, Gulbakhyt Kaliyeva, Jelena Titko and Konstantins Kozlovskis E3S Web Conf., 159 (2020) 04008 Published online: 24 March 2020 DOI: 10.1051/e3sconf/202015904008