Integration of large-scale variable renewable energy (VRE) generation resources -- wind and solar -- into national grids has been gaining importance as costs of these technologies, especially that of solar, continues to fall rapidly. However, there continues to be a lack of a framework to...

The paper lays out basic design options for infrastructure policy. It first sketches mechanisms to asses demand. Then it sets out a hierarchy of issues starting with choice of market structure followed by conduct regulation. Ownership options are largely a function of market structure choices....

This paper provides perspectives on patterns of public-private partnerships in infrastructure across time and space. Public-private partnerships are a new term for old concepts. Much infrastructure started under private auspices. Then many governments nationalized the ventures. Governments often...

Social impact investors, philanthropists, or corporations pursuing social responsibility try to demonstrate that they are indeed "doing good." This essay classifies the various types of measures that currently exist to capture social and environmental impact in a simple scheme. It argues that...

The paper lays out basic design options for infrastructure policy. It first sketches mechanisms to asses demand. Then it sets out a hierarchy of issues starting with choice of market structure followed by conduct regulation. Ownership options are largely a function of market structure choices....

A number of recent survey articles express hope that new data from enterprise surveys would shed new light on corruption complementing the corruption perception index by Transparency International. The paper explores this using the World Bank's Enterprise Survey data globally and not just the...

This essay first sets out the "business model" problems entailed by corruption and their effects as well as implications for economic growth. Key issues are the need for secrecy and co-operation with partners in crime. Dealing with these leads to behavior which is ostensibly bizarre and...

Mobile banking is growing at a remarkable speed around the world. In the process it is creating considerable uncertainty about the appropriate regulatory response to this newly emerging service. This paper sets out a framework for considering the design of regulation of mobile banking. Since it...