Math or Science? Using Longitudinal Expectations Data to Examine the Process of Choosing a College Major

Working Paper: NBER ID: w16869

Authors: Todd R. Stinebrickner; Ralph Stinebrickner

Abstract: Due primarily to the difficulty of obtaining ideal data, much remains unknown about how college majors are determined. We take advantage of longitudinal expectations data from the Berea Panel Study to provide new evidence about this issue, paying particular attention to the choice of whether to major in math and science. The data collection and analysis are based directly on a simple conceptual model which takes into account that, from a theoretical perspective, a student's final major is best viewed as the end result of a learning process. We find that students enter college as open to a major in math or science as to any other major group, but that a large number of students move away from math and science after realizing that their grade performance will be substantially lower than expected. Further, changes in beliefs about grade performance arise because students realize that their ability in math/science is lower than expected rather than because students realize that they are not willing to put substantial effort into math or science majors. The findings suggest the potential importance of policies at younger ages which lead students to enter college better prepared to study math or science.

Keywords: college major choice; math and science; longitudinal data; student expectations; academic performance

JEL Codes: I21; J24


Causal Claims Network Graph

Edges that are evidenced by causal inference methods are in orange, and the rest are in light blue.


Causal Claims

CauseEffect
students' beliefs about their academic performance (D29)students' choices of college major (A22)
students' beliefs about their future income in a major (D29)students' choices of college major (A22)
realization of lower-than-expected academic performance (D29)students' beliefs about their ability in math and science (I24)
students' beliefs about their ability in math and science (I24)students' choices of college major (A22)
learning about academic performance did not occur (D29)proportion of students majoring in math and science (C12)

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