41
42
Erschienen: Bonn, Germany,
IZA - Institute of Labor Economics,
August 2020
Discussion paper series / IZA
- no. 13574
43
Erschienen: Kiel,
Kiel Institute for the World Economy,
09/2020
Kiel working paper
- no. 2165 (September 2020)
44
Erschienen: Geneva, Switzerland,
International Organization for Migration,
2020
Migration research series
- no. 64
von
McAuliffe, M.
45
Erschienen: Zurich,
University of Zurich, Department of Economics,
September 2020
von
Lichand, G.
|
Christen, J.
46
Erschienen: Munich, Germany,
CESifo, Center for Economic Studies & Ifo Institute,
September 2020
CESifo working paper
- no. 8594 (2020)
47
Erschienen: Köln,
Institut der Deutschen Wirtschaft,
21.10.2020
IW-policy paper
- 2020, 23
von
Kochskämper, S.
|
Arentz, C.
48
50
Erschienen: Cambridge, Mass,
National Bureau of Economic Research,
2020
NBER working paper series
- no. w27780
von
Gans, J.