Issue The Russian Stock Market during the Ukrainian Crisis: A Network Perspective Authors: Erkol, Narod; Rösch, Angi; Schmidbauer, Harald; Uluceviz, Erhan Pages: 478-509 Issue On the Reliability of a Credit Default Swap Contract during the EMU Debt Crisis Authors: Buzková, Petra; Kopa, Miloš Pages: 510-538 Issue Forecasting with a Random Walk Authors: Medel, Carlos A.; Pincheira, Pablo M. Pages: 539-564 Issue Multi-Period Structural Model of a Mortgage Portfolio with Cointegrated Factors Authors: Gapko, Petr; Šmíd, Martin Pages: 565-574