This paper investigates the link between jumps in the exchange rate process and rumours of central bank interventions. Using the case of Japan, we analyse specifically whether jumps trigger false reports of intervention (i.e. an intervention is reported when it did not occur). Intraday jumps are...

This paper empirically investigates the induced effect of a more and less transparent central bank intervention (CBI) policy on rumors that can emerge. Using the case of Japan, we estimate a dynamic-probit model that explains the main determinants of false reports (i.e. falsely reported...

Beta coefficients are the cornerstone of asset pricing theory in the CAPM and multiple factor models. This chapter proposes a review of different time series models used to estimate static and time-varying betas, and a comparison on real data. The analysis is performed on the USA and developed...

[eng] This study deals with the development of European life insurance markets. We insist on the reasons for this development through diversification of products and delivery networks. Because of the amounts concerned, insurance companies play a major role in transforming households’ savings....

[eng] The European Life Insurance Markets . This study deals with the development of European life insurance markets. We insist on the reasons for this development through diversification of products and delivery networks. Because of the amounts concerned, insurance companies play a major role...

In this paper, we examine the intra-day effects of verbal statements and comments on the FX market uncertainty using two measures: continuous volatility and discontinuous jumps. Focusing on the euro-dollar exchange rate, we provide empirical evidence of how these two sources of uncertainty...