Sustainable Procurement Practices and Household Purchase Decisions in Oyo State

This study explored the influence of two sustainable procurement strategies, Strategic Sourcingand Green Procurement on household purchasing behaviour in Oyo State, Nigeria. Responding toa gap in existing literature that predominantly focuses on corporate procurement contexts, the studyadapted procurement constructs to the domestic domain, anchored on social cognitive theory. Adescriptive survey design was employed, with a sample size of 399, data was gathered using astructured questionnaire and analysed. Findings revealed that strategic sourcing with regressioncoefficient of 0.1346 and a t-statistic of 8.2048 (p < 0.001) and green procurement with regressioncoefficient of 0.1124, a t-statistic of 6.9069 (p < 0.001) is statistically significant and has a positiveinfluence on household purchasing decisions. The study concludes that sustainable procurementphilosophies are increasingly reflected in household consumption patterns. It recommends thatstakeholders promote procurement literacy and sustainability values through communityprogrammes, vendor partnerships and locally grounded environmental initiatives. The researchcontributes to existing procurement theory by demonstrating that strategic sourcing & greenprocurement which was traditionally associated with corporate and institutional settings are alsorelevant and impactful in household-level decision-making. The study broadens the conceptualboundaries of sustainable procurement and validates its applicability beyond organizationalcontexts.