25/10/2026Veri Anla Difference-in-differences (DiD) ni mbinu ya data za paneli inayolenga kukadiria mabadiliko yanayotofautiana kwa kulinganisha mabadiliko kabla na baada ya sera au tukio kati ya kundi lililoathiriwa na tukio hilo na kundi la kulinganisha. Tazama zaidi
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