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Browsing by Author "Jesus-Silva, Natacha"

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  • Impact of China-Pakistan economic investment on volatility of stock exchanges in Pakistan and Shanghai
    Publication . Jesus-Silva, Natacha; Dos Santos, Maria José Palma Lampreia
    This paper aims to analyze the impact of the China-Pakistan Economic Corridor on the volatility of the Pakistan Stock Exchange and Shanghai Stock Exchanges, namely, to explore the pre and post-impact China investments in Pakistan in the energy sector on the stock exchanges of the respective countries. The methods used include an econo- metric analysis, and univariate statistical analysis, from February 2010 to January 2020. The results present a significant difference in volatilities of the pre and post-returns of both indices. Stock prices increased post-CPEC announcement in Pakistan, and there was a growth in the stock market. However, the mean return post-CPEC announcement is relatively lower than Pre-announcement tenure, combined with higher volatility. It shows small investors’ underconfidence. The conclusion is the significant economic advantages of CPEC to PK.
    2023Book part Open access Show more
  • The impact of COVID-19 pandemic on South Asian stock markets
    Publication . Jesus-Silva, Natacha; Baptista, Nuno; Dos Santos, Maria José Palma Lampreia
    The main aim of this paper is to analyze the impact of the world pandemic COVID-19 on the efficiency of capital markets in countries of South Asia, namely, the market effi- ciency of these stock markets in the pre and post-COVID-19 global wave. The method includes an econometric model based on time series analysis. Information and data come from the stock indices of Asian countries from July 2018 to July 2021. The results confirm that despite all financial markets presenting efficient results before the global outbreak, after the COVID-19 pandemic, all the financial markets reduced efficiency, as expected. These results benefit the regulators of financial markets and investors to forecast and anticipate adjusted financial measures and policy decision-makers.
    2023Book part Open access Show more