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Full-Text Articles in Economic Theory

Determinantes Explícitos E Implícitos De La Deuda Externa Pública Peruana, José Manuel Martin Coronado Dec 2003

Determinantes Explícitos E Implícitos De La Deuda Externa Pública Peruana, José Manuel Martin Coronado

José-Manuel Martin Coronado

This research aims to prove that sound economic policies are nothing more that basic conditions for the foreign public debt problem. In fact, by studying the factors of public debt issues in Peru, Latin America and the emerging economies it’s clear that some implicit economic and non-economic factors have to be considered because of the social complexity and variable characteristics in emerging economies. This causes failures in economic policies assumptions, inefficiencies, distorted causality and nonrational behavior. This paper proposes, first, to perform a deep and comparative analysis of the foreign debt determinants in emerging economies, then, to allocate financial resources, …


Rjvs In Product Innovation And Cartel Stability, Luca Lambertini, Sougata Poddar, Dan Sasaki Jan 2003

Rjvs In Product Innovation And Cartel Stability, Luca Lambertini, Sougata Poddar, Dan Sasaki

Economics Faculty Articles and Research

We characterise the interplay between firms' decision in product development undertaken through a research joing venture (RJV), and the nature of their ensuing market behaviour. Participant firms in an RJV face a trade-off between saving the costs of product innovation by developing similar products to one another, e.g. by sharing most of the basic components of their products, and investing higher initial efforts in product innovation in order to develop more distinct products. We prove that the more the fims' products are distinct and thus less substitutable, the easier their collusion is to sustain in the marketing supergame, either in …


Excess Capacity: A Note, Sougata Poddar Jan 2003

Excess Capacity: A Note, Sougata Poddar

Economics Faculty Articles and Research

In a two period model of strategic entry deterrence where the incumbent firm moves before the entrant by installing capacity for production, Dixit (1980) argued that in a (perfect) equilibrium excess capacity would not be observed, contradicting Spence's (1977) result on the same issue. In this note, we show that Dixit may not always remain true when we allow for demand uncertainty.


The Evolution Of Human Life Expectancy And Intelligence In Hunter-Gatherer Economies, Hillard Kaplan Jan 2003

The Evolution Of Human Life Expectancy And Intelligence In Hunter-Gatherer Economies, Hillard Kaplan

ESI Publications

The economics of hunting and gathering must have driven the biological evolution of human characteristics, since hunter-gatherer societies prevailed for the two million years of human history. These societies feature huge intergenerational resource flows, suggesting that these resource flows should replace fertility as the key demographic consideration. It is then theoretically expected that life expectancy and brain size would increase simultaneously, as apparently occurred during our evolutionary history. The brain here is considered as a direct form of bodily investment, but also crucially as facilitating further indirect investment by means of learning-by-doing.