This meta-analysis summarizes and explains the variation in the deterring effect of distance on tourism flows by analyzing 870 estimates from 139 primary studies utilizing data covering the last 25 years. We find substantial heterogeneity among studies that mostly correlates with (unobserved)...

This meta-analysis summarizes and explains the variation in the deterring effect of distance on tourism flows by analyzing 870 estimates from 139 primary studies utilizing data covering the last 25 years. We find substantial heterogeneity among studies that mostly correlates with (unobserved)...

Rising trade tensions, a spate of trade-inhibiting policy measures and a weakening of multilateral institutions have sparked a growing concern about the potential implications of global trade fragmentation. Yet, empirical evidence that geopolitical considerations are already materially affecting...

The question of whether trade agreements are 'stepping stones' or 'stumbling blocks' to multilateral trade liberalization is not a new one; however, the empirical methods and the quality of the data used to address this question are continually improving. This paper explores this familiar...