# 1.6.13 Weighted-average yield curve

On a given pricing date *t*, the weighted-average yield curve gives an idea of the risk-free rates that have been used in discounting cash flows. Computation-wise, it is the weighted average of the yield curves used to discount the cashflows of each constituent *i*. For a single country index, e.g. the UK index, is the same as the yield curve for that country.

where:

denotes the weight of constituent *i* at time *t.*