Did you know that there is a tendency for management call sentiment to deteriorate throughout the day? Beyond diurnal variability, this report introduces the various approaches to quantitative interrogation of earnings calls. It also outlines the free and commercial datasets that support such analyses.

From the latest ESGTech innovations to the changing regulatory landscape, we outline the top data trends impacting the ESG investment industry in 2021 and the years to come. In part I, we summarise 1) the competitive landscape of the ESG data market, 2) how to measure sustainability innovation with patent filings, 3) popular public data sources that offer ESG insights and, 4) the satellite technologies that can monitor the environmental impacts of corporate activity.