Adebola, O.T. , Titilola, O.L. and Emmanuel, F.G. 2023. Estimating the welfare effect of food price increase on households in Nigeria: Direct and substitution effect approach . International Journal of Sustainable Agricultural Research. 10, 1 (Jan. 2023), 1–20. DOI:https://doi.org/10.18488/ijsar.v10i1.3252.