An impulse response function is derived for a vector autogressive model with a multivariate GARCH-in-Mean process. The multivariate GARCH volatility speci cation is based on Tsiaplias and Chua (2009) and accommodates both direct and indirect volatility spillovers. The impulse response function...

We consider how public firms influence their stock market valuations by timing the introduction of innovative new products. Our focus is on innovation ratchet strategy — firms timing the introduction of innovations in order to demonstrate an improvement in the number of introductions over...

Traditional portfolio optimization models specify placement of capital as rather irrevocably and fully at risk through investment horizon(s) or continuously. Under this constraint, asset class allocation typically serves as primary mode of diversification, pursuing risk moderation by seeking to...

Financial stress indices (FSIs) involve the weighting and compilation of different sub-indices and indicators into an overall measure of systemic stress. Despite the importance of weighting with regard to the relevance of single indices or indicators (structural effect), the behavior of the...

This paper explores the extent to which macroprudential tools can be used to manage banking sector risks in Mongolia, a commodity producing country exposed to both procyclical and cross-sectional financial sector risks. Loose fiscal policy, rising credit activity, and heightened risk appetite...

This research identifies potential links between performance and the level of financial communication on the web. This study examines 216 firms quoted in 2010 on the Free Market of Paris. We use a content analysis of websites and scoring technique, to compute a score of financial communication...

In recent years both equity and bond markets have been afflicted by high volatility. In order to build up a portfolio on a quantitative basis, several models may be used, such as minimum variance portfolio or equally weighted portfolio. In 2008/09 another way to deal with diversification came...

This study uses the VAR-BEKK methodology to examine the relationship between equity returns and currency exposure for a sample of U.S., U.K. and Japanese banks and insurance firms during 2003-2011. The findings indicate that banks' equity returns are negatively related to changes in foreign...

This paper aims to extend the existing literature on foreign exchange rate risk pricing. Unlike the existing studies on Canada, we use six alternative bilateral and one multilateral exchange rate proxies. Furthermore, using both a two-factor and a three-factor capital asset pricing model (CAPM),...