In this paper, we focus on the liquidity characteristics (stability and maturity) of retail deposits in the Czech Republic and changes in the structure of retail deposit products that occurred because of low interest-rate environment. Retail deposits are a primary source of funding for banks in...

This paper focuses on the extraction of volatility of financial returns. The volatility process is modeled as a superposition of two autoregressive processes which represent the more persistent factor and the quickly mean-reverting factor. As the volatility is not observable, the logarithm of...