The purpose of the paper is to measure the potential bias in the U.S. import price index due to the appearance of new … product varieties, or new foreign suppliers, and determine the effect of this bias on the estimated income elasticity of … share of import expenditure on the sampled products is falling over time, this will lead to an upward bias in the measured …

This paper extends my research applying statistical decision theory to treatment choice with sample data, using maximum … in indirect ways, the former applying classical statistical theory and the latter measuring prediction accuracy in test … samples. Neither approach is satisfactory. Statistical decision theory provides a coherent, generally applicable methodology …

Hansen (2018)---reduces bias because wealth and rates of return are correlated. From 1989 to 2016, the top 1%, 0.1%, and 0 …

control for both sources of estimation bias, and we find 1) overall, the contribution of R&D to sales productivity growth … appears to have declined during the 1980s, and 2) the role of simultaneity bias is higher in the U.S. than in France, possibly …