Robertson, Raymond; Kumar, Anil; Dutkowsky, Donald H. - In: Journal of Development Economics 90 (2009) 2, pp. 237-243
This paper investigates long-run Purchasing Power Parity (PPP) between the US and Mexico. We use a panel of disaggregated price data between the US and Mexico with a long time series to look at two types of aggregation bias. The first is examined in Imbs et al. -- which we refer to as estimator...