Tang DV, Huong DTT, Tinh TT, Yen NTH, Duong NTT, Tuan TA. Teaching Political Economy through OCOP Value Chains of Traditional Cultural Products: The Case of Ngoc Thom Conical Hats in Vietnam. IJCHR. 2025;7(SI2):1010-1023. doi:10.63931/ijchr.v7iSI2.478