Conventional wisdom says that construction material prices increase slightly year-over-year. The thinking goes that, as long as supply chains aren’t interrupted, material prices will roughly match the rise of cost-of-living and inflation rates. This mindset is appealing, because it creates a simplified process for estimating material costs: Just take last year’s price for a given material and add a couple percentage points to account for any increases. But there are two issues with this mindset.
