3 IZA Discussion Papers
IZA Discussion Paper No. 14485
published in: Review of Income and Wealth, 2023, 69 (4), 861-85.
IZA Discussion Paper No. 7276
revised version published as 'The Sources of Wage Variation and the Direction of Assortative Matching: A Three-Way High Dimensional Fixed-Effects Regression Model" in: Labour Economics, 2018, 54, 47-60.
IZA Discussion Paper No. 3935
published as 'A Simple Feasible Alternative Procedure to Fit Models with High-Dimensional Fixed Effects' in: Stata Journal, 2010, 10 (4), 628-649