In this paper we test whether the co-movement of sovereign CDS premia increased significantly after the Greek debt crisis started in October 2009. We perform a bivariate test for contagion that is based on an approach proposed by Forbes and Rigobon (2002). Our sample consists of daily data...

In this paper we document that realized variation measures constructed from high-frequency returns reveal a large degree of volatility risk in stock and index returns, where we characterize volatility risk by the extent to which forecasting errors in realized volatility are substantive. Even...

This paper analyses the effects of oil prices and exchange rates on sectoral stock returns in the BRICS-T countries over the period from 2 January 2001 to 22 March 2021. After estimating a benchmark linear model, the possible presence of structural breaks is investigated using the Bai and Perron...

This paper constructs risk-free interest rates implicit in index option prices for ten of the major G11 currencies. We compare these rates to the yields of government bonds to provide international estimates of the convenience yield earned by safe assets. Average convenience yields across...

This paper is concerned with empirical and theoretical basis of the Efficient Market Hypothesis (EMH). The paper begins with an overview of the statistical properties of asset returns at different frequencies (daily, weekly and monthly), and considers the evidence on return predictability, risk...