Điều này Link không tồn tại trong ngôn ngữ của bạn, Xem trong: English (en),
Hoặc dùng Google Translate:  

ieg.worldbankgroup.org/blog/transf...em-different

Transformational engagements and projects have the potential to completely change the fortunes of countries, which is why they are a critical pillar of the World Bank Group's strategy. However, it is inherently difficult to design for transformation, or even to measure it in hindsight. To this end, a new IEG report looked at a number of interventions of the World Bank Group to identify factors that explained their transformational effects.