Does "grease money" speed up the wheels of commerce?

Does "grease money" speed up the wheels of commerce?

Bibliographic Details
Main Author: Kaufmann, Daniel 1951-
Corporate Authors: World Bank. Development Research Group. Public Economics, World Bank Institute. Governance, Regulation, and Finance Division
Other Authors: Wei, Shang-Jin
Format: Book
Language:English
Published: Washington, DC World Bank Development Research Group, Public Economics and World Bank Institute, Governance, Regulation, and Finance, 1999.
Subjects:
International trade > Corrupt practices > Econometric models.
Commerce > Corrupt practices > Econometric models.
Bureaucracy > Corrupt practices > Econometric models.
Bribery > Econometric models.
Capital costs > Econometric models.