RDP 2004-07: The Profitability of Speculators in Currency Futures Markets Equation (3)

ne t j,i,t = O I i,t O I t ne t j,t MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaamOBaiaadw gacaWG0bWaaSbaaSqaaiaadQgacaGGSaGaamyAaiaacYcacaGG0baa beaakiabg2da9maalaaabaGaam4taiaadMeadaWgaaWcbaGaamyAai aacYcacaWG0baabeaaaOqaaiaad+eacaWGjbWaaSbaaSqaaiaadsha aeqaaaaakiaad6gacaWGLbGaamiDamaaBaaaleaacaWGQbGaaiilai aadshaaeqaaaaa@4B27@