Foreign aid, especially official development assistance (ODA), has received increasing criticism in past decades. In particular, it has been put into question if and to what extent aid can help foster the aims for which it has been paid. In most cases, it seems that there is no discernable...

Loewenstein (1996, 2005) identifies an intrapersonal empathy gap. In the respective experiments, subjects make choices with delayed consequences. When entering the state where these consequences would unfold, they get the possibility to revise their initial choice. Revisions are more substantial...

Why is it that well-intentioned actions can create persistent conflicts? While norms are widely regarded as a source for cooperation, this article proposes a novel theory in which the emergence of norms can be understood as a bargaining process in which normative conflicts explain the finally...

Different evaluators typically disagree how to rank different candidates since they care more or less for the various qualities of the candidates. It is assumed that all evaluators submit vector bids assigning a monetary bid for each possible rank order. The rules must specify for all possible...

Gambling for the Upper Hand - Settlement Negotiations in the Lab

A decision maker (DM) wishes to select a competent candidate to fill a position. However, since the wage and task of the position is predetermined, the DM cannot use contract as a screening device. This paper formulates the problem as a class of selection problem and derives the optimal...

Unanimous voting as the fundamental procedural source of political legitimacy grants veto power to each individual. We present an axiomatic characterization of a class of bidding processes to spell out the underlying egalitarian values for collective projects of a "productive state". At heart of...

This paper deals with the role of reciprocation in the formation of individuals' social networks, that is to what extent initiating a relation brings about its reciprocation. Following the activity of a panel of bloggers over more than a year, we seek to establish whether bloggers are mainly...

According to the accountability principle a person's fair allocation takes into account the input-relevant variables she can influence, like effort, but not the variables she cannot influence, like a randomly assigned exogenous factor. This study is based on a real effort-task experiment, where...

For a decade, economists have been fascinated by the phenomenon of open source software (OSS). OSS is marked by free access to the software and its source code. It is developed in a public, collaborative manner by thousands of non-paid volunteers as well as profit seeking firms. Today, OSS is...