This article studies how discussion issues emerge and argumentative discussions are initiated. Studying how discussions are initiated enables us to understand who is a legitimate instigator of a discussion issue and to what extent the freedom rule of argumentation is granted in a given context....

The standard gravity model of aggregate migration erroneously assumes homogeneity, quasi-symmetry, and (log) linearity. As a result, estimation of the model using, say, the convenient OLS estimator is plagued by omitted-variables and misspecification biases. This paper, therefore, presents...

This paper applies the Hafner and Herwartz (2006) (hereafter HH) approach to the analysis of multivariate GARCH models using volatility impulse response analysis. The data set features ten years of daily returns series for the New York Stock Exchange Index and the FTSE 100 index from the London...