Okun's law revisited. Is there structural unemployment in developed countries?
On the emergence of critical behavior in evolving financial networks
On the Existence of Bertrand-Nash Equilibrium Prices Under Logit Demand
On the Existence of Consistent Price Systems
On the Representation of General Interest Rate Models as Square Integrable Wiener Functionals
On the Topological Properties of the World Trade Web: A Weighted Network Analysis
On the Zipf strategy for short-term investments in WIG20 futures
Optimal dividend distribution under Markov-regime switching
Optimal intervention in the foreign exchange market when interventions affect market dynamics
Outflow Dynamics in Modeling Oligopoly Markets: The Case of the Mobile Telecommunications Market in Poland
Overview of utility-based valuation