Luther Yap

Welcome

Hi! I am a PhD candidate in Economics at Princeton University. My research interest is econometrics. I will be going to the Department of Economics at the National University of Singapore (NUS), first as a Presidential Fellow from July 2025 and then as an Assistant Professor from July 2027.

Job Market Paper

Inference with Many Weak Instruments and Heterogeneity Latest Draft Implementation Code

Accepted Papers

Asymptotic Theory for Two-Way Clustering Draft (Accepted at Journal of Econometrics)

Sensitivity Analysis of Policy Relevant Treatment Parameters to Violations of Monotonicity Latest Draft (Accepted at Journal of Applied Econometrics)

Working Papers

Weak Instruments

What to do when you can’t use ‘1.96’ Confidence Intervals for IV (with David S. Lee, Justin McCrary, Marcelo J. Moreira, and Jack R. Porter) NBER Draft Supplement

Robust Conditional Wald Inference for Over-Identified IV (with David S. Lee, Justin McCrary, Marcelo J. Moreira, and Jack R. Porter) Draft

Valid Wald Inference with Many Weak Instruments Draft

Clustering and Regression

Clustering with Potential Multidimensionality: Inference and Practice (with Ruonan Xu) Draft

Two-Stage Differences in Differences (with John Gardner, Neil Thakral, and Linh To) Draft

Sensitivity Analysis

Sensitivity Analysis for Linear Estimators (with Jacob Dorn) Draft

Public Housing

The Dynamic Allocation of Public Housing: Policy and Spillovers (with Andrew Ferdowsian and Kwok-Hao Lee) Draft

Build to Order: Endogenous Supply in Centralized Mechanisms (with Andrew Ferdowsian and Kwok-Hao Lee) Draft