Essays in Applied Labor Economics, Including Analysis of Economic History and Laws & Economics

Essays in Labor Economics

Title of dissertation: ESSAYS IN LABOR ECONOMICS Ye Zhang, Doctor of Philosophy, 2007 Dissertation directed by: Professor Jeffrey Smith, Economics Professor Judith Hellerstein, Department of Economics My dissertation is composed of two essays in Labor Economics. The first chapter examines how employers learn about workers’ unobserved productivity when learning is asymmetric between incumbent an...

Essays in Labor Economics

Essays in Applied Economics

This dissertation is composed of three chapters, the first demonstrates that natural gas violates many of the simplifying assumptions frequently used in modeling its behavior. Careful analysis of futures contracts written on gas suggests that gas prices are seasonal while returns are non-Gaussian and evidence stochastic volatility. In addition, examination of options prices indicates the interm...

langauge needs analysis of undergraduate business management and economics students

the aim of conducting this study was to investigate the foreign language learning needs of undergraduate economics students and business management students in faculties of social sciences of alzahra and azad naragh university. in the study, which was designed on the basis of a qualitative-quantitative basis using interviews and questionnaires, 146 female undergraduate business management as we...

Three Essays on Labor Economics

This paper studies the reasons for low levels of child support paid by non-custodial divorced fathers. In divorce, non-custodial father’s necessary child support is typically reduced once the mother remarries, as some financial burden of raising their children shifts from biological father to the step-father. This provides an incentive for the father to encourage mother’s remarriage through the...