RDP 8906: A Random Walk Around the $A: Expectations, Risk, Interest Rates and Consequences for External Imbalance Equation

Z 0 =0, Z k = j=1 k Y j , k=1, 2n. MathType@MTEF@5@5@+= feaagKart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9 vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=x fr=xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaqbaeqabeWaaa qaaiaabQfadaWgaaWcbaGaae4BaaqabaGccqGH9aqpcaaIWaGaaiil aaqaaiaabQfadaWgaaWcbaGaae4AaaqabaGccqGH9aqpdaaeWbqaai aabMfadaWgaaWcbaGaaeOAaaqabaGccaGGSaaaleaacaqGQbGaaeyp aiaabgdaaeaadaWgaaadbaGaae4AaaqabaaaniabggHiLdaakeaaca qGRbGaaeypaiaabgdacaqGSaGaeSOjGSeaaiaaikdacaqGUbGaaeOl aaaa@4C89@