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.
In this article, Chakravorti asks why have general-purpose stored-value cards been unsuccessful in penetrating the U.S. market? Three necessary conditions for a payment instrument to be successful are discussed: consumers and merchants need to be convinced of its advantages over existing payment alternatives for at least some types of transactions...