2) Mpt dieu kien nua phuc tap hon mpt chiit vi no kem Iheo rat nhidu dieu kien phu khac:. Truoc tien. toan bp thang du dupe lao ra ttr hop dong "cho thue" do ngudi giau ndm giu. Thu hai, khong co (ho ngudi ngheo thue, va bdng hpp dong cho thue nay, khau hao. Thu ba, khdng cd thi trudng[r]