什麼是 WACC？為何它是企業估值與投資決策的核心？
加權平均資本成本（Weighted Average Cost of Capital, 簡稱 WACC）代表公司為了籌集資金（包括股票股權與債券債務）所必須支付的平均回報率。在現金流折現模型（DCF Valuation）中，WACC 通常作為折現率（Discount Rate），用來評估企業價值或投資項目的最低可接受回報率（Hurdle Rate）。
Understanding WACC Formula & Corporate Finance. The WACC formula is: WACC = (E/V × Re) + [D/V × Rd × (1 - T)]. It measures a company's cost to finance its operations through debt and equity, accounting for the tax-shield benefit on interest payments.