2021-05-31-彼得森经济研究所-新冠疫情大流行期间韩国和美国的健康和经济结果（英文）_24页_936kb

Summary of "21-15 Health and Economic Outcomes in South Korea and the United States During the COVID-19 Pandemic"

Core Content

This Policy Brief compares the health and economic outcomes of South Korea and the United States during the COVID-19 pandemic, highlighting the different approaches taken by each country and their respective impacts. It emphasizes that while both countries faced significant challenges, South Korea managed to achieve better health and economic results through effective public health measures, whereas the United States struggled with higher case and death rates and more severe economic consequences.

Main Points

Health Outcomes

• South Korea:

  • Demonstrated strong control over the virus through aggressive testing, contact tracing, quarantining, and graduated treatment.
  • Had a much lower death rate compared to the United States: 45 deaths per million as of June 2021, versus 2,812 deaths per million in the US.
  • Daily confirmed cases peaked at 500-600 per million in early 2021, which is about 4 times lower than the US rate.
  • The IHME estimated that the peak true daily death rate in South Korea was roughly 3% of that in the US.
  • Public health measures were effective in suppressing the virus without a full lockdown, which helped maintain economic activity.

• United States:

  • Experienced significantly higher case and death rates, with the US death rate being 62 times higher than South Korea's.
  • The first wave of the pandemic led to severe hospital overloads and lack of preparedness.
  • A second surge in early 2021, linked to holiday gatherings, saw daily deaths exceed 16 per million.
  • Despite vaccine rollouts, the US case rate remained higher than South Korea’s, even as of early June 2021.
  • Marginalized groups, such as Blacks, Hispanics, and Native Americans, faced disproportionately higher death rates and lower vaccination rates.

Economic Outcomes

• South Korea:

  • Suffered a smaller economic downturn compared to the US. Real GDP in Q1 2021 was 2% below its pre-pandemic trend.
  • Employment levels returned to pre-pandemic levels by May 2021, with a peak unemployment rate of 4.3% in 2020.
  • The unemployment rate increased more for women than for men, but the gap was smaller than in the US.
  • Labor force participation declined slightly but recovered faster than in the US.
  • Inflation remained low and stable, with CPI inflation averaging below 1% from 2019 to 2021.

• United States:

  • Experienced a more severe economic contraction, with real GDP in Q1 2021 being 3.5% below its pre-pandemic trend.
  • Unemployment peaked at nearly 15% in April 2020, the highest since the Great Depression.
  • Labor force participation dropped sharply and remained lower than pre-pandemic levels.
  • Inflation spiked to 3.6% in April 2021, the highest since 2008, though base effects may have contributed to the surge.
  • The US economy showed signs of recovery, but the overall impact was more severe than in South Korea.

Policy Choices

• South Korea:

  • Implemented comprehensive public health measures early, including aggressive testing, contact tracing, and strict quarantine protocols.
  • These measures were effective in controlling the spread of the virus, even as social distancing was eased.
  • The government’s early response was informed by previous experiences with SARS and MERS.

• United States:

  • Adopted a more limited approach to public health measures, with less emphasis on contact tracing and quarantine.
  • The CDC initially delayed the development of effective testing, leading to early missteps in controlling the outbreak.
  • The US population was less willing to accept stringent public health measures, which may have contributed to higher case and death rates.
  • The reliance on personal liberty over public health interventions led to a more severe economic impact.

Key Information

• Early Detection: South Korea detected its first case on January 20, 2020; the US on January 21, 2020.
• Testing: South Korea began testing early and aggressively, while the US initially lagged due to CDC delays.
• Contact Tracing: South Korea used a comprehensive and intrusive system, including GPS data and credit card logs, whereas the US had a limited approach.
• Vaccination Rates: By early June 2021, over 50% of the US population had received at least one dose, while South Korea’s rate was lower but still effective.
• Economic Impact: South Korea’s economy experienced a milder contraction and faster recovery than the US, partly due to its more effective pandemic control.
• Inflation Trends: Both countries had low inflation during the pandemic, but the US saw a more pronounced spike in 2021.
• Demographic Disparities: Marginalized groups in the US were disproportionately affected by the pandemic in terms of both health and economic outcomes.

Conclusion

The Policy Brief concludes that South Korea’s success in managing the pandemic was due to its proactive and effective public health policies, which minimized both health and economic costs. In contrast, the US faced higher case and death rates, as well as more severe economic consequences, due to a combination of delayed public health responses and a stronger emphasis on personal liberty. The lessons from this period are critical for future pandemic preparedness and policy-making in both countries.