Analisis Nilai Tukar Nelayan (NTN) dan Kebiasaan Menabung Masyarakat Nelayan di Kampung Teluk Sulaiman Kecamatan Biduk-Biduk Kabupaten Berau: The Analysis of Fishers’ Terms of Trade (FTT) Index and the Saving Habit of Fishing Communities In Teluk Sulaiman Village, Biduk-Biduk Sub-district, Berau Regency. jppa. 2022;9(1):1-11. doi:10.30872/jppa.v9i1.1