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FX Forward Rate

The agreed exchange rate for a future currency transaction, derived from Covered Interest Rate Parity.

Covered Interest Rate Parity (CIRP) states that the FX forward rate must equal: F(d/f) = S(d/f) × e^((r_d − r_f)×T). If this did not hold, investors could borrow in the low-rate currency, invest in the high-rate currency, and lock in the exchange rate with a forward to earn risk-free profits. CIRP ensures no such arbitrage exists. Forward points = (F − S) × 10,000 pips. A positive interest rate differential (r_d > r_f) means the domestic currency trades at a forward premium.

Formula
F(d/f)=S(d/f)e(rdrf)TF(d/f) = S(d/f) \cdot e^{(r_d - r_f)T}