So Z6 = [(1 + z1)(1+ future rate at time 1)(1 + future rate at time 2)(1+ future rate at time 3)]Â¼ - 1. This equation states that the two-year spot rate depends on the current six-month rate and the following three six-month spot rates.
Decking Prices. Once you determine what kind of decking materials you'll need to build the structure, it's time to get down to price. While the average cost to build a deck averages between $4,000 and $10,000, that doesn't account for the materials.Here is the average cost of each decking material, broken down by average price range per board: It's important to know what board sizes you'll need to purchase for your deck.ecking Prices. Once you determine what kind of decking materials you'll need to build the structure, it's time to get down to price. While the average cost to build a deck averages between $4,000 and $10,000, that doesn't account for the materials.
The average construction cost is much higher than the 2011 cost, which was $184,125, and NAHB notes it is the highest itâs been since 1998. The 2013 construction cost per square foot ($95) also jumped in comparison to 2011, where it was $80 per square foot. Framing and trusses are the largest component of construction costs.