... for Health 2009, 7:53 Background There is growing evidence that informal payments are, in many low- and middle-income countries, the main source of health care financing [1] In this paper, informal ... way of coping with a salary that is not in line with their needs and workload Informal fees, while increasing financial incentives, may at the same time lower motivation In fact, informal payments ... McKee M: Understanding informal payments for health care: the example of Bulgaria Health Policy 2002, 62:243-327 Gaal P, Belli P, McKee M, Szócska M: Informal payments for health care: definitions,...