Arbeitsmarkt- und Beschäftigungspolitik in Dänemark haben von Wissenschaft und Politik in den letzten Jahren große Aufmerksamkeit erhalten, da das kleine Land als erfolgreicher Wohlfahrtsstaatsmodernisierer gilt. Das dänische Beschäftigungswunder wird dabei als Gegenentwurf zu einer Politik...

Economists and demographers have long argued that fertility differs by income (differential fertility), and that social security creates incentives for people to rear fewer children. Does the effect of social security on fertility differ by income? How does social security change the...

In this paper we study the quantitative properties of a policy reform aimed at funding the pension system in the standard model economy with perfect substitution across workers with different experience levels and a model economy where this substitutability is imperfect. With compulsory...

Este trabajo estima el efecto agregado dinámico de shocks exógenos a dos componentes clave del gasto público en Estados Unidos, las transferencias de renta y el gasto gubernamental en bienes y servicios. La estrategia de identificación instrumenta los shocks estructurales al gasto público...

During Peter Drucker’s talk entitled "From Counting to Measurements" he discusses accounting and measurement. During his lecture, he talks about: activity based accounting, the Coca-Cola Company and independent bottlers, automobile companies, the cluster concept, Procter & Gamble and Sam...

As networks improve and new services emerge, questions arise that affect service deployments and network choices. The Internet is arguably a successful example of a network shared by many services. However, combining heterogeneous services on the same network need not always be the right answer,...

This dissertation contains three essays that can be read independently. The first chapter examines how a debt crisis can occur and persist as a result of unanticipated, transitory, real interest rate and commodity price shocks. Using an optimal stopping framework, the debtor country's optimal...

This study is an empirical analysis of household expenditure behavior using the Linear and Quadratic Expenditure Systems. The expenditure systems are estimated using data collected in 1972 by the Departmento Administrativo Nacional de Estadisticas (DANE) of Bogota, Colombia. The Linear...

My dissertation research is composed of two parts: a theoretical part on semiparametric efficient estimation and an applied part in energy economics under different dynamic settings. The essays are related in terms of their applications as well as the way in which models are constructed and...