Climate Change and the Nepalese Capital Market

Summary

Climate change is increasingly shaping returns and volatility in Nepal’s capital market, with high-salience climate events linked to negative market reactions across NEPSE, hydropower, banking, and hotel sectors. The study uses news-based climate indices and ARIMA/eGARCH models to show that climate shocks are priced as systemic financial risk.

Key Points
  • The article argues that climate change has become a major driver of asset valuation and market sentiment in Nepal’s capital market.
  • It constructs a daily climate change index from Nepalese news portals using TF-IDF and a climate-related vocabulary.
  • ARIMA results show that high-salience climate events have an immediate negative impact on NEPSE, hydropower, banking, and hotel returns.
  • eGARCH results indicate that high-salience climate events also increase volatility across major sectors of the Nepalese stock market.
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