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The impact of financial aid on firm value and stock market performance during the COVID-19 pandemic

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The COVID-19 pandemic had a profound impact on the economy, with some sectors suffering significant setbacks while others demonstrated resilience. This comprehensive dissertation analyzes the pandemic's effects on sectors, countries, investor expectations, financial support intensity, company characteristics, and stock market performance. Certain sectors, such as transportation, lodging, travel, and entertainment, experienced severe negative impacts that persisted even two years after the pandemic, resulting in declining cumulative risk-adjusted returns. Conversely, financially resilient sectors like F&B sales, electronics, and pharmaceuticals performed exceptionally well, generating cumulative riskadjusted returns ranging from 40% to 50%. Stock price reactions to resilience varied across countries. In Germany, investors responded negatively to aid announcements for more resilient companies, whereas in Greece, the reaction was positive. Except for specific countries' market value of equity and book-to-market ratio, firm-level variables had minimal impact on cumulative returns. Financial aid varied according to company characteristics. Smaller companies received more aid, while value-oriented companies received less aid compared to growth companies. Aid intensity affected profitability, cash balance, and debt. Aided firms recorded positive returns within 10-22 days of the aid announcement. The impact of financial support varied at different stages of the pandemic. Initially, higher intensity and equity support were associated with lower cumulative returns, reflecting investor pessimism. However, as the pandemic progressed, this effect reversed, suggesting an increasing recognition of the value of financial support under acute market conditions. Disclaimer: AI (Chatgpt) was used for word shortness and correctness under supervision of my advisor. Prompt conversation is available upon request.
Esta dissertação analisa o impacto do apoio financeiro no desempenho do mercado de ações durante a pandemia de COVID-19. Os resultados mostram diferenças entre os setores, com os setores mais resilientes apresentando melhor desempenho. A intensidade do apoio financeiro está relacionada com as características da empresa, sendo que as empresas mais pequenas recebem mais apoio. As características das existências e os alfas da intensidade do auxílio também são examinados, destacando a influência dos fatores de mercado, dimensão e fase de crescimento nas relações observadas. A análise de curto prazo mostra retornos anormais positivos após o anúncio do suporte financeiro, com duração de 10 a 22 dias. As variáveis no nível da empresa também afetam esses retornos. Na análise de longo prazo, o suporte financeiro afeta o desempenho da empresa ao influenciar as perceções dos investidores e a importância das reservas de caixa em tempos de crise. As políticas governamentais também fortalecem a resiliência corporativa e moldam as expectativas dos investidores. O estimador de Callaway e Santana (2021) examina as tendências de pré-tratamento e o impacto da assistência financeira no valor da empresa. Os resultados mostram um efeito transitório da ajuda financeira. O trabalho contribui para o entendimento da dinâmica entre assistência financeira, resiliência empresarial e resultados de mercado durante a pandemia de COVID-19.

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