The Purchasing Power Parity (PPP) rates from the 2011 round of the International Comparison Program (ICP) imply some dramatic revisions to price levels and real incomes across the world. The paper tries to understand these changes. Domestic inflation rates account for a share of the PPP changes,...

The Purchasing Power Parity (PPP) rates from the 2011 round of the International Comparison Program (ICP) imply some dramatic revisions to price levels and real incomes across the world. The paper tries to understand these changes. Domestic inflation rates account for a share of the PPP changes,...

The traditional approach to poverty measurement puts no explicit weight on success at increasing the typical level of living of the poorest--raising the consumption floor. To address this deficiency, the paper defines and measures the expected value of the floor, allowing for transient effects...

The traditional approach to poverty measurement puts no explicit weight on success at increasing the typical level of living of the poorest—raising the consumption floor. To address this deficiency, the paper defines and measures the expected value of the floor, allowing for transient effects...