The firm's weighted average cost of capital (WACC) is
(Discuss) Proposed since July 2015. The weighted average cost of capital (WACC) is the rate that a company is expected to pay on average to all its security holders to finance its assets. The WACC is commonly referred to as the firmâs cost of capital.Importantly, it is dictated by the external market and not by management.Discuss) Proposed since July 2015. The weighted average cost of capital (WACC) is the rate that a company is expected to pay on average to all its security holders to finance its assets. The WACC is commonly referred to as the firmâs cost of capital.