Historical Cost Indexes RSMeans Online
× Cost inYear B = Cost inYear A INDEX 1970 INDEX 2020 × Cost 2020 = Cost 1970 × 900,000 = .120 × 900,000 = 108,000 The construction cost of the building in 1970 was 108,000. Example: To estimate and compare the cost of a building inToronto,ON in 2020 with the known cost of 600,000 (US) in NewYork,NY in 2020: INDEX Toronto ...