This article empirically investigates the impact of macroeconomic uncertainty on the spreads of individual firms' Credit Default Swaps (CDSs). While the existing literature acknowledges the importance of the levels of macroeconomic factors in determining CDS spreads, we find that the second...

Tests are made of the stochastic long memory in the Greek stock market, an emerging capital market. The fractional differencing parameter is estimated using the spectral regression method. Contrary to findings for major capital markets, significant and robust evidence of positive long-term...

We re-examine Sephton and Larsen's (1991) conclusion that cointegration-based tests for market efficiency suffer from temporal instability. We improve upon their research by i) including a drift term in the vector error correction model (VECM) in the Johansen procedure, ii) correcting the...