Nikolas Mittag

Research Affiliate


Nikolas Mittag is assistant professor at CERGE, Charles University and as a researcher at the Economics Institute of the Czech Academy of Sciences.

He received his B.A. in Economics from Bayreuth University and a holds a Ph.D.from the University of Chicago.

He is an applied econometrician and mainly interested in evaluations of government programs, applied microeconomics, labor economics and measurement error issues.

Nikolas joined IZA as a Research Affiliate in August 2016.



IZA Discussion Paper No. 10943

We examine the consequences of underreporting of transfer programs in household survey data for several prototypical analyses of low-income populations. We focus on the Current Population Survey (CPS), the source of official poverty and inequality statistics. We link administrative data for food stamps, TANF, General Assistance, and subsidized housing from...

IZA Discussion Paper No. 10447

Models with high dimensional sets of fixed effects are frequently used to examine, among others, linked employer-employee data, student outcomes and migration. Estimating these models is computationally difficult, so simplifying assumptions that are likely to cause bias are often invoked to make computation feasible and specification tests are rarely conducted....

IZA Discussion Paper No. 10266

Recent validation studies show that survey misreporting is pervasive and biases common analyses. Addressing this problem is further complicated, because validation data are usually convenience samples and access is restricted, making them more suitable to document than to solve the problem. I first use administrative SNAP records linked to survey...