Research Highlights

Estimating a breakpoint in the pattern of COVID-19 in South Korea

Young-Joo Kim, Myung Hwan Seo, Hyun-E Yeom
International Journal of Infectious Diseases / Volume 97, 360-364, 2020
https://www.ijidonline.com/article/S1201-9712(20)30489-6/pdf
Abstract
Objectives: Amid the global coronavirus disease 2019 (COVID-19) crisis, South Korea has been lauded ...

Robust inference for threshold regression models

Javier Hidalgo, Jungyoon Lee b, Myung Hwan Seo
Journal of Econometrics / volume 210 (2), 291-309, 2019
https://doi.org/10.1016/j.jeconom.2019.01.008
Abstract
This paper considers robust inference in threshold regression models when the practitioners do not k...

Estimation of Dynamic Panel Threshold Model using Stata

Myung Hwan Seo, Sueyoul Kim, Young-Joo Kim
The Stata Journal: Promoting communications on statistics and Stata / Volume: 19 issue: 3, page(s): 685-697
https://doi.org/10.1177%2F1536867X19874243
Abstract
In this article, we develop a command, xthenreg, that implements the first-differenced generalized m...

Panel data analysis with heterogeneous dynamics

Ryo Okui, Takahide Yanagi
Journal of Econometrics / 212 (2019) 451–475
https://www.sciencedirect.com/science/article/pii/S0304407619301022
Abstract
This paper proposes a model-free approach to analyze panel data with heterogeneous dynamic structure...

Individual and Aggregate Labor Supply in a Heterogeneous Agent Economy with Intensive and Extensive Margins

Yongsung Chang, Sun-Bin Kim, Kyooho Kwon, and Richard Rogerson
International Economic Review / 60 (1), 3-24, 2019
https://doi.org/10.1111/iere.12377
Abstract
We study business cycle fluctuations in heterogeneous-agent general equilibrium models featuring int...

Labor Market Uncertainty and Portfolio Choice Puzzles

Yongsung Chang, Jay H. Hong, and Marios Karabarbounis
American Economic Journal-Macroeconomics / 10(2), 222-262, 2018
https://www.aeaweb.org/articles?id=10.1257/mac.20160207
Abstract
The standard life-cycle models of household portfolio choice have difficulty generating a realistic ...

Pareto Weights in Practice: A Quantitative Analysis Across 32 OECD Countries

Yongsung Chang, Bo Hyun Chang, and Sun-Bin Kim
Review of Economic Dynamics / 28, 181-204, 2018
https://doi.org/10.1016/j.red.2017.08.002
Abstract
We develop a quantitative heterogeneous-agents general equilibrium model that reproduces the income ...

Policy Regimes, Policy Shifts, and U.S. Business Cycles

Saroj Bhattarai, Jae Won Lee, and Woong Yong Park
2016, Review of Economics and Statistics / 98(5)
https://doi.org/10.1162/REST_a_00556
Abstract
Using an estimated DSGE model with monetary and fiscal policy interactions and allowing for equilibr...

Multi-category competition and market power: a model of supermarket pricing.

Ø. Thomassen, H. Smith, S. Seiler, and P. Schiraldi
American Economic Review / 107(8) 2308-2351, August 2017
https://www.aeaweb.org/articles?id=10.1257/aer.20160055
Abstract
In many competitive settings, consumers buy multiple product categories, and some prefer to use a si...

Local M-estimation with Discontinuous Criterion for Dependent and Limited Observations

Myunghwan Seo and Taisuke Otsu
the Annals of Statistics (2018) / 46, 344-369
Abstract
We examine the asymptotic properties of local M-estimators under three sets of high-level conditions...