Bank customers rang up over £2 billion in checking account overdraft charges in the U.K. in 2017. What if banks had to alert customers when their accounts ran low? We ran an RCT with the UK Financial Conduct Authority (FCA), 2 large banks, and over 1 million customers to find out. #EconSky

🚨Closing out 2024 with a new paper with @hristakeva.bsky.social and @leofeler.com: How GLP-1 medications like Ozempic are reshaping food demand and changing the rules of the game for the food industry.