This study examines the impact of foreign currency market interventions of the Central Bank of Turkey (CBT) in a multivariate GARCH framework. CBT has switched to the floating exchange rate regime since 2001 crisis and announced that the interventions in the foreign exchange markets are aimed at...

This article examines agents' consumption-investment problem in a multi-period pure exchange economy where agents are constrained with the short-sale of state-dependent risky contingent claims. In equilibrum, agents hold options written on aggregate consumption in their optimal portfolios....

We examine the impact of banking reform and financial crisis of 2001 on non-financial firm dynamics. Our analysis integrates the two lines of literature on financial liberalization, banking reform and access to capital and banking competition, which were addressed earlier by Bertrand, Schoar and...

We derive a closed form portfolio optimization rule for an investor who is diffident about mean return and volatility estimates, and has a CRRA utility. The novelty is that confidence is here represented using ellipsoidal uncertainty sets for the drift, given a volatility realization. This...

The gain-loss ratio is known to enjoy very good properties from a normative point of view. As a confirmation, we show that the best market gain-loss ratio in the presence of a random endowment is an acceptability index and we provide its dual representation for general probability spaces....

One of the advantages to analyze the economic links between two countries on the basis of stock market data, rather than aggregate economic data published by national statistical offices, is that stock market data are readily available, allowing analysis in almost real time. We consider a...

Modeling the evolution of formal institutions in relation to the evolution of economic and informal institutionaldevelopment. Discrete time optimization; simulation. The punctuations and the evolution formal institutional quality depends on the extent of economic heterogenety.