2 papers
econ.TH2025
A Note on Assortativeness Measures
Kenzo Imamura, Suguru Otani, Tohya Sugano +1
Chiappori et al. (2025) study several indices of assortativeness in matching, including the aggregate likelihood ratio and the odds ratio. We provide a counterexample showing that…
econ.EM2024
A Note on Identification of Match Fixed Effects as Interpretable Unobserved Match Affinity
Suguru Otani, Tohya Sugano
We highlight that match fixed effects, represented by the coefficients of interaction terms involving dummy variables for two elements, lack identification without specific restric…