Policy Evolution of Government Procurement of Public Services in China: A Text-Mining Perspective

Table 3

The TF-IDF value of words in policies from 2004 to 2012.

Keywords	Government procurement	Public service	Healthcare	Multiform	Social organizations	Guide	Community service	Government-affiliated institutions	Project	Marketization
TF-IDF	0.4912	0.436	0.426	0.413	0.406	0.387	0.365	0.341	0.332	0.312