4Taylor R G, Bowen P A. Building price level forecasting: an examination of techniques and applications [ J ]. Construction Management and EConomics, 1987, (5) :21 - 44.
5Berk J M, Bikker J A. International interdependence of business cycles in the manufacturing industry: The use of leading indicators for forecasting and analysis [ J ]. Forecasting, 1995, (6) : 1 - 23.
6Akintola Akintoye, Paul Bowen, Cliff Hardcastle. Macro-economic leading indictators of construction contract prices [J]. Construction Management and Economics, 1998, (16) : 159 - 175.
7Runeson G. Method and methodology for price level forecasting in the building industry[ J ]. Construction Management and Economics, 1988, (3) : 49 - 55.