At the end of 1983 Gallup polls showed that 52 percent of Americans thought that the probability of a world war in the next 10 years was 50% or higher; by 1989 the percentage had dropped to 29%. Fear of war of this pervasiveness is bound to have an effect on decisions about present versus...

In their article in this journal, James, Solberg and Wolfson (1999) challenge our findings that two states are more likely to have peaceful relations if they are both democratic. They claim to develop a simultaneous system of two equations showing that peace and democracy foster each other, and...

Various psychoactive substances including illicit drugs, psychiatric medications, and adult beverages (alcohol and coffee) are commonly consumed by individuals who formulate and carry out foreign policy decisions. The effects of these agents warrant both further study and greater appreciation to...

Civilian suffering from civil war extends well beyond the period of active warfare. We examine longer-term effects in a cross-national analysis of World Health Organization data on death and disability broken down by age, gender, and type of disease or condition. We find substantial long-term...

The classical liberals believed that democracy and free trade would reduce the incidence of war. Here we conduct new tests of the `democratic peace', incorporating into the analyses of Maoz & Russett (1993) a measure of economic interdependence based on the economic importance of bilateral...

The proposition that democracies rarely fight each other in the modern international system is increasingly accepted, and of great importance to theory and practice. Yet the reasons behind this phenomenon, and hence expectations as to how it may operate under other conditions, are still not well...

Some recent analyses challenge previous reports which show that economically important trade significantly reduces the probability of militarized disputes between countries. Beck et al. (1998) address the effect of temporal dependence in the time-series data on empirical support for the liberal...