This half-semester course discusses decision theory and topics in game theory. We present models of individual decision-making under certainty and uncertainty. Topics include preference orderings, expected utility, risk, stochastic dominance, supermodularity, monotone comparative statics,...

The Ghana cocoa market has been extensively liberalised over the period since the mid 1980s. Three issues have been prominent in microeconomic research on the effects of liberalisation on agriculture. The first has been the size of any supply response, the second has been the effect on producers...

A corrupt transaction is often the result of bargaining between the parties involved. This paper models bribery as a double auction where a private citizen and a public official strategically interact as the potential buyer and the potential seller of a corrupt service. Individuals differ in the...

We show that a combination of temporariness and spending pressure is intrinsic to the aid relationship. In our analysis, recipients rationally discount the pronouncements of donors about the duration of their commitments because in equilibrium they know that some donors will honor those...

The heterogeneous demographic composition of South African households means that the way that household income or expenditure is converted into an individual-level welfare measure is likely to matter. This paper examines the monetary and time costs of the most common economic dependents in...

The labour productivity differentials between manufacturing firms in Ghana and South Korea exceed those implied by macro analysis. Median value-added per employee is nearly 40 times higher in South Korea than Ghana. The most important single factor in explaining this difference is the Mincerian...

A person learns by trial and error if he occasionally tries out new strategies, rejecting choices that are “erroneous” in the sense that they do not lead to higher payoffs. In a game, however, strategies can become erroneous due to a change of behavior by someone else. Such passive errors...

Moroccan manufacturing firms generally choose to incorporate under one of two legalforms: ‘Société Anonyme’ (SA) and ‘Société À Responsibilité Limitée’ (SARL). This thesis is about that choice and its consequence for firms’ access to bank overdraft facilities.In 2001, Morocco...

Immer mehr Unternehmen intensivieren vor dem Hintergrund zunehmender Komplexität sowie technologischer und wettbewerblicher Dynamik ihre Lieferanten- und Kundenbeziehungen bis hin zu engen Partnerschaften. Sie sehen diese als Voraussetzung für dauerhaft wirkende Wettbewerbsvorteile an.// Mit...

The vast majority of existing multidimensional scaling (MDS) procedures devised for the analysis of paired comparison preference/choice judgments are typically based on either scalar product (i.e., vector) or unfolding (i.e., ideal-point) models. Such methods tend to ignore many of the essential...