https://www.sciencedaily.com/releases/2019/11/191126092720.htm

Linda Thunstrom, an assistant professor in the UW College of Business' Department of Economics, led the groundbreaking research to shed light on the controversial topic of the value of "thoughts and prayers" in response to natural and human-caused disasters.

"The results suggest that the act of praying is a substitute for material help -- in other words, prayers crowd out donations, at least in some contexts," Thunstrom says.