In this working paper, Bachman, Chakravorti, Rane, and Thyagarajan propose an incentive mechanism to remove CO2 from the atmosphere using direct air carbon capture and storage technology using distributed ledger technology.
Credit cards provide benefits to consumers and merchants not provided by other payment instruments as evidenced by their explosive growth in the number and value of transactions over the last 20 years. Recently, credit card networks have come under scrutiny from regulators and antitrust authorities around the world. The costs...