Yeh Shu-lan, an associate professor at the CPU, points out that the root of the this problem is that the police bureaucracy has long used "rate of cases solved" as the main indicator to evaluate police units and to decide on promotions.
警察大學行政管理系副教授葉毓蘭指出，若要溯及警察吃案的源頭，實因於長久以來警政機關常以破案率的多寡，作為評比機關優劣及首長升遷的績效。