3 papers
econ.EM2026
Semi-nonparametric models of multidimensional matching: an optimal transport approach
Dongwoo Kim, Young Jun Lee
This paper develops a set of empirically tractable and flexible sieve estimators for semi-nonparametric multidimensional matching models with transferable utility, focusing on work…
cs.LG2025
A New Lens on Homelessness: Daily Tent Monitoring with 311 Calls and Street Images
Wooyong Jung, Sola Kim, Dongwook Kim +2
Homelessness in the United States has surged to levels unseen since the Great Depression. However, existing methods for monitoring it, such as point-in-time (PIT) counts, have limi…
econ.EM2025
Point-Identifying Semiparametric Sample Selection Models with No Excluded Variable
Dongwoo Kim, Young Jun Lee
Sample selection is pervasive in applied economic studies. This paper proposes semiparametric selection models that achieve point identification without relying on exclusion restri…