Several scholars have argued that abundant natural resources can be harmful to economic performance under bad institutions and helpful when institutions are good. These arguments have either been theoretical or based on naturally-occurring variation in natural resource wealth. We test this...

حقّق مجلس التعاون للدول الخليجية العربية إنجازات ملحوظة منذ إطلاقه في عام 1981، ومبدئيّاً تطوّر من تعاون أمنيّ وعسكريّ إلى تكامل اقتصاديّ يتمثّل في وحدة جمركية...

According to the identifiability effect, people will donate more to a single beneficiary rather than to many beneficiaries, holding constant what the donations are actually used for. We test the identifiability effect for two novel subject pools (the suppliers and beneficiaries of volunteer...

Five years after its inception, the Gulf Cooperation Council (GCC) single market is malfunctioning in a litany of ways: there remain restrictions on the movement of goods, capital and labor across political boundaries. This paper describes the GCC single market’s malfunctions. We also propose...

Many studies have looked at how individual player traits influence individual choice in the repeated prisoner’s dilemma, but few studies have looked at how the average traits of pairs of players influence the average choices of pairs. We consider cognitive ability, patience, risk tolerance,...

A commonly held view is that laboratory experiments provide researchers with more "control" than natural field experiments, and that this advantage is to be balanced against the disadvantage that laboratory experiments are less generalizable. This paper presents a simple model that explores...

Do people have a stronger propensity to reward or punish? When reacting to intentions, Offerman (2002) concluded that people punish more. Using the Falk and Fischbacher (2006) model, we extend Offerman's design in two ways. First, we control for the strength of the positive/negative intentions...