Recently, a group called Frontiers has published the results of an online survey of some 25,000 international researchers on the the ways in which COVID-19 has impacted their research. The study was conducted in May-June 2020. See
https://www.frontiersin.org/articles/10.3389/fpubh.2020.621563/full
for a summary and a link to the full report, which can also be obtained directly at
https://www.frontiersin.org/articles/10.3389/fpubh.2020.621563/pdf
The Times Higher Education has a brief piece on this report recently, at
https://www.timeshighereducation.com/news/funding-concern-amid-covid-academics-push-research
Clifford Lynch
Director, CNI