De Rosa, Donato; Gooroochurn, Nishaal; Görg, Holger - 2010
corruption on productivity. Corruption is defined as a 'bribe tax' and is compared to another form of institutional inefficiency … their effects in the full sample, only the bribe tax appears to have a negative effect on firm-level productivity, while the … effect of the time tax is insignificant. At the same time, there is no evidence of a trade-off between the time and the bribe …