We investigate the effect of information uncertainty on the macroeconomicannouncement premium of the market return in addition to theeffect of fundamentals uncertainty. We show that the premium issignificant only during low information uncertainty periods, opposite to thecase of fundamentals...

This paper examines how changes in firms’ risk disclosures affect a key market measure of risk. Our proxy for changes in risk disclosures is the addition and removal of individual risk factors to firms’ 10-K annual filings, identified via textual analysis of the risk factors section. Our...

This paper elaborates on the link between financial market volatility and real economic activity. Using monthly data for Germany from 1968 to 1998, we specify GARCH models to capture the variability of stock market prices, of the real exchange rate, and of a long-term and of a short-term rate of...

In this paper, we examine the evolution of the S&P500 returns volatility around market crashes using a Markov-Switching model. We find that volatility typically switches into the high volatility state well before a crash and remains in the high state for a considerable period of time after the...

The event study is an important methodology in management research that enables the assessment of value attributable to firm initiatives based on the responses of capital markets to news about firm actions. While capital markets are efficient in processing information about firms, their ability...

The measurement problems encountered while trying to exhibit the influence of market risk factor on asset returns may be numerous. It seems then difficult to highlight the unique common latent factor underlying stock return evolutions in the market. So far, excess return relationships are mainly...

Through an orthogonalized impulse-response analysis, I studied the relationship between the variance risk premium, market variance and stock correlations in the French stock market from September 2002 through September 2006, using high-frequency data-based measures. Variance risk premium is...

This chapter surveys research on agent-based models used in finance. It will concentrate on models where the use of computational tools is critical for the process of crafting models which give insights into the importance and dynamics of investor heterogeneity in many financial settings.

The purpose of this study is to explore a model in which asset prices are endogenously determined by information acquisition when investors have different prediction abilities. The authors discuss how equilibrium price and investor's demand for information are affected by investors' risk...