THE BEHAVIORAL ECONOMICS GUIDE 2016

Figure 1: European map of preferences derived from Falk et al. (2015).
* Note: Classifications on this map are for illustration purposes only (do not represent
statistically significant differences) and are based on a sample of European countries covered by
the GPS data. Missing countries are Belgium, Denmark, Iceland, Ireland, Luxembourg, and
Norway in Western Europe; Albania, Belarus, Bulgaria, Latvia, Macedonia, Montenegro, Slovakia,
and Slovenia in Eastern Europe and the Balkans.
Two important papers on the replicability of experiments were published in the journal Science.
The first of these tackled the discipline of psychology. A large number of teams, led by Brian
Nosek (Open Science Collaboration, 2015), replicated 100 correlational and experimental studies
previously published in social, cognitive, and general psychology journals. Fewer than 40% of
studies that originally reported statistically significant results could be replicated. Subsequent
comments by Daniel Gilbert and colleagues (2016) identified several methodological weaknesses
Behavioral Economics Guide 2016 3