“…Gang, F. Gang, & Yan, 2003) have examined the relationship between this sector's productivity performance and economic development. For instance, sufficient theoretical evidence shows that various economic parameters, such as the labour wage (LW) and unemployment rate, have either negative or positive effects on sector productivity (Yildirim, 2015). However, little attention has been paid to the impact of construction productivity on a particular economic parameter (Vergeer & Kleinknecht, 2007;Wakeford, 2004).…”