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Production of Germ-Free Fast-Growing Broilers from a Commercial Line for Microbiota Studies
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Knowledge, germs, and output.

Shouyong Shi1

  • 1Department of Economics, Queen's University, Kingston, Ontario, K7L 3N6, Canada.

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|June 27, 2022
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Summary
This summary is machine-generated.

This study models how knowledge diffusion and disease spread interact. Shifting to a social optimum reduces COVID-19 infections and deaths, improving overall welfare.

Keywords:
Covid-19GermsKnowledgeLearning

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Area of Science:

  • Economics
  • Epidemiology
  • Public Health

Background:

  • Knowledge diffusion enhances productivity but can accelerate disease transmission through social interactions.
  • Infectious diseases reduce productivity and pose mortality risks, impacting economic activity.
  • Learning behaviors dynamically adjust in response to disease outbreaks.

Purpose of the Study:

  • To analyze the economic equilibrium and social optimum in an economy with interacting knowledge diffusion and disease transmission.
  • To model the impact of an infectious pathogen, calibrated to COVID-19, on learning behaviors and aggregate output.
  • To evaluate the effectiveness of shifting from equilibrium to social optimum strategies, including temporary lockdowns.

Main Methods:

  • Economic modeling of agent learning choices (normal learning, isolated learning, production).
  • Dynamic analysis of knowledge diffusion and disease transmission pathways.
  • Calibration of the model to COVID-19 parameters to simulate real-world impacts.

Main Results:

  • The arrival of a pathogen induces a V-shaped adjustment in normal learning intensity and aggregate output.
  • A shift from equilibrium to social optimum significantly reduces infections and mortality.
  • Temporary lockdowns within the equilibrium framework are also examined.

Conclusions:

  • Social optimum strategies are more effective than equilibrium behavior in mitigating disease spread and economic disruption.
  • Dynamic adjustments in learning behavior are a key factor in the interplay between knowledge and disease.
  • Policy interventions can substantially improve social welfare by managing disease transmission alongside economic activity.