RDP 2009-03: Competition Between Payment Systems: Results Equation (B1)

f c , * − f m = ( τ − μ ) + g * MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaamOzamaaCa aaleqabaGaam4yaiaacYcacaGGQaaaaOGaeyOeI0IaamOzamaaCaaa leqabaGaamyBaaaakiabg2da9maabmaabaGaeqiXdqNaeyOeI0Iaeq iVd0gacaGLOaGaayzkaaGaey4kaSIaam4zamaaCaaaleqabaGaaiOk aaaaaaa@45FF@