Well known research based on capitalized income tax data shows robust growth in wealth concentration in the late 2000s …. We show that these robust growth estimates rely on an assumption---homogeneous rates of return across the wealth … interest-bearing assets), wealth concentration estimates in 2011 fall from 40.5% to 33.9%. These estimates are consistent in …

the basis of a "wealth index" constructed largely from observed income flows, with the intent of heavily oversampling … wealthy households. Although the SCF is not specifically designed to estimate wealth concentration, the design arguably … by using tax-based data directly, by using a construct very close to a key part of the SCF wealth index. Such an approach …

to those that would have been selected from a past frame, and that the increased variability of wealth estimates is …