Climate Change Concerns and Financial Market Returns across Technology, Clean Energy, and Carbon-Intensive Assets (Daily Data, 2018–2025)

This dataset contains daily observations of climate change concerns and financial market returns spanning 23 April 2018 to 30 June 2025. Climate-related uncertainty is proxied by the Climate Change Concerns (CCS) index constructed from large-scale media-based textual analysis. Financial market variables include daily log returns of technology-oriented assets, clean energy assets, and carbon-intensive energy assets, represented by widely used indices and exchange-traded funds. All series are synchronized at the daily frequency and processed to ensure consistency across trading days.