This study examines the long-run relationship between construction materials and labour with the construction cost index. The essence is also to investigate the efficiency of the variables that predict the construction index in Turkey. Monthly data from January 2015 to August 2023 was obtained for four Turkish indexes on construction. building. https://www.markbroyard.com/best-save-happy-way-ashy-bines-whey-protein-powder-choc-caramel-500g-online-sale-big-deal/