308 IZA Discussion Papers
IZA Discussion Paper No. 4199
published as 'A sequential Malmquist–Luenberger productivity index: Environmentally sensitive productivity growth considering the progressive nature of technology ' in: Energy Economics, 2011, 32 (6), 1345 - 1355
IZA Discussion Paper No. 4066
IZA Discussion Paper No. 3787
IZA Discussion Paper No. 3544
IZA Discussion Paper No. 3466
published in: Institutions and Economic Development: Selected Papers from the ERF 14th Annual Conference, Economic Research Forum, Cairo, Egypt, 2008, 147-164
IZA Discussion Paper No. 3407
published in: American Economic Review, 2008, 98 (2), 49-53
IZA Discussion Paper No. 2976
published in: Journal of Human Resources, 2009, 44 (1), 251 - 276
IZA Discussion Paper No. 1056
published in: Quarterly Journal of Economics, 2004, 120 (3), 1003-1030