Gray, W. B. (2002). When do firms shift production across states to avoid environmental regulation? National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Gray, Wayne B. When Do Firms Shift Production Across States to Avoid Environmental Regulation? Cambridge, Mass: National Bureau of Economic Research, 2002.
MLA-Zitierstil (9. Ausg.)Gray, Wayne B. When Do Firms Shift Production Across States to Avoid Environmental Regulation? National Bureau of Economic Research, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.