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Peer Effects And Social Networks In An Mba Program, Zinaida Foltin

Electronic Thesis and Dissertation Repository

In this dissertation, I explore peer effects and social networks among MBA students in a Canadian business school. The unique feature of the data collected for this research is that the students are administratively assigned to small groups, providing plausibly exogenous variation that allows me to identify causal peer effects. Chapter 1, “Peer Effects in an MBA class”, establishes the existence and magnitude of the effects of peer characteristics on academic outcomes of MBA students. It shows that peer effects are heterogeneous across courses and student characteristics. Chapter 2, “Testing team allocation rules”, uses these results to find the allocations …

A Language Barrier To Human Capital Development: The Case Of Guatemalan Students, Fidel Pérez Macal

Electronic Thesis and Dissertation Repository

Not being proficient in a school’s predominant language of instruction can represent a language barrier for students’ human capital development. In Guatemala, 24 languages are spoken apart from Spanish, which is the language of instruction in the majority of schools, and about 40 percent of the total population has a non-Spanish language as a mother tongue. National standardized tests show that non-Spanish mother tongue (non-SMT) students are outperformed by SMT students in elementary and secondary schools.

My thesis analyzes whether non-SMT students face a language barrier and traces its source. Two main findings emerge. First, non-SMT students are not yet …