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Full-Text Articles in Health Economics

Identifying Knowledge Spillovers From Universities: Quasi-Experimental Evidence From Urban China, Li Jing, Shimeng Liu, Yifan Wu Dec 2022

Identifying Knowledge Spillovers From Universities: Quasi-Experimental Evidence From Urban China, Li Jing, Shimeng Liu, Yifan Wu

Research Collection School Of Economics

This paper studies the impact of universities on local innovation activity by exploiting a unique university expansion policy in China as a quasi-experiment. We take a geographic approach, empowered by geocoded data on patents and new products at the address level, to identify knowledge spillovers as an important channel. We obtain three main findings. First, university expansion significantly increases universities’ own innovation capacity, which results in a dramatic boom of local industry patents. Second, the impact of university expansion on local innovation activities attenuates sharply within 2 kilometers of the universities. Third, university expansion boosts nearby firms’ new products and …


Associations Of The Covid-19 Pandemic With Older Individuals' Healthcare Utilization And Self-Reported Health Status: A Longitudinal Analysis From Singapore, Sangnam Ahn, Seonghoon Kim, Kanghyock Koh Dec 2022

Associations Of The Covid-19 Pandemic With Older Individuals' Healthcare Utilization And Self-Reported Health Status: A Longitudinal Analysis From Singapore, Sangnam Ahn, Seonghoon Kim, Kanghyock Koh

Research Collection School Of Economics

Background: The COVID–19 pandemic has challenged the capacity of healthcare systems around the world and can potentially compromise healthcare utilization and health outcomes among non-COVID–19 patients. Objectives: To examine the associations of the COVID-19 pandemic with healthcare utilization, out-of-pocket medical costs, and perceived health among middle-aged and older individuals in Singapore. Method: Utilizing data collected from a monthly panel survey, a difference-in-differences approach was used to characterize monthly changes of healthcare use and spending and estimate the probability of being diagnosed with a chronic condition and self-reported health status before and during the COVID-19 outbreak in 2020. Subjects: Data were …


Consumption Responses To Income Shocks Through Lottery Winning (With) R&R At Oxford Bulletin Of Economics And Statistics, Kanghyock Koh, Kim Nov 2022

Consumption Responses To Income Shocks Through Lottery Winning (With) R&R At Oxford Bulletin Of Economics And Statistics, Kanghyock Koh, Kim

Research Collection School Of Economics

We study the effects of lottery winning on consumption spending using newly available household survey data in Singapore. We find strong consumption responses to a transitory income shock via lottery wins. Lottery winners spend about half of their prizes within 12 months of winning. We show that consumption responses are stronger among households with more binding liquidity constraints and less risk aversion, which is consistent with the standard life-cycle model. The strong consumption response suggests that fiscal stimulus policies or other public transfer programs could be an effective means of boosting consumption spending of the economy in the short run.


The Intergenerational Mortality Tradeoff Of Covid-19 Lockdown Policies, Lin Ma, Gil Shapira, Damien De Walque, Quy-Toan Do, Jed Friedman, Andrei A. Levchenko Aug 2022

The Intergenerational Mortality Tradeoff Of Covid-19 Lockdown Policies, Lin Ma, Gil Shapira, Damien De Walque, Quy-Toan Do, Jed Friedman, Andrei A. Levchenko

Research Collection School Of Economics

In lower-income countries, the economic contractions that accompany lockdowns to contain COVID-19 transmission can increase child mortality, counteracting the mortality reductions achieved by the lockdown. To formalize and quantify this effect, we build a macro-susceptible-infected-recovered model that features heterogeneous agents and a country-group-specific relationship between economic downturns and child mortality and calibrate it to data for 85 countries across all income levels. We find that in some low-income countries, a lockdown can produce net increases in mortality. The optimal lockdown that maximizes the present value of aggregate social welfare is shorter and milder in poorer countries than in rich ones.


Three Essays On Development Economics And Human Capital, Arpita Khanna Jun 2022

Three Essays On Development Economics And Human Capital, Arpita Khanna

Dissertations and Theses Collection (Open Access)

In the first chapter, we estimate the impact of exposure to the 2015 Nepal Earthquake on intimate partner violence with two rounds of Demographic and Health Surveys data. Using differences-in-differences estimation, we find that exposure to the earthquake lead to a statistically and economically significant increase in intimate partner violence in the urban areas but not in the rural areas. This is possibly due to an increase in the stress felt by the victims. We also offer some evidence that the impact heterogeneity between the urban and rural areas is attributable to the differences in the reconstruction processes and assistance …


The Effects Of The Affordable Care Act Dependent Coverage Mandate On Parents’ Labor Market Outcomes, Kim, Koh Kanghyock Apr 2022

The Effects Of The Affordable Care Act Dependent Coverage Mandate On Parents’ Labor Market Outcomes, Kim, Koh Kanghyock

Research Collection School Of Economics

We examine the labor market impacts of the Affordable Care Act dependent mandate (ACA-DM), which has significantly increased dependent children's health insurance coverage through parents’ employer-sponsored health benefits. Using data from the American Community Survey, we find that the ACA-DM reduced parents’ annual wages by about $2,600. However, the probability of employment and working hours only decreased marginally. The back-of-the-envelope calculation indicates that the magnitude of the estimated wage impact is similar to the increased insurance premium of a family plan due to the ACA-DM. These findings imply that a deadweight loss associated with the expansion of dependent health coverage …


The Effects Of Physician Retirement On Patient Outcomes: Anticipation And Disruption, Xuan Zhang Mar 2022

The Effects Of Physician Retirement On Patient Outcomes: Anticipation And Disruption, Xuan Zhang

Research Collection School Of Economics

The physician retirement rate in the United States is increasing as the population ages. I use an event study model allowing for anticipation to evaluate the effects of primary care physician (PCP) retirement on elderly adults’ health care utilization and quality of care. I find that, despite moderate anticipatory effects, PCP retirement results in an approximately $572 increase in total Medicare costs per beneficiary in the first 1.5 years post-retirement and an over 10% increase in detection of new chronic conditions. Heterogeneity analyses show that the increase in costs is disproportionately driven by the retirement of solo practitioners; Medicare beneficiaries …