Tham khảo tài liệu 'business english lesson – advanced level's archiveroscas', ngoại ngữ, chứng chỉ a, b, c phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Business English Lesson - Advanced Level s archive Roscas 1. Informal groups cannot rely on external enforcement to insure that their obligations. u abide u agree u assist u attest 2. It is generally assumed that these problems are solved by social sanctions . u computational u computed u reputational u reputed 3. Roscas are one of the most commonly found informal financial institutions in the developing world in the absence of an external social sanctioning mechanism roscas are never sustainable even if is excluded from all future roscas. u defacing u defeating u defecting u defining 4. It that informal groups such as roscas rely on social sanctions to solve their enforcement problems. u perfunctorily u practically u topically u .
