Gaiberger Str. 38, D69151 Waldhilsbach, Germany
Received: 15 August 2005 / Accepted: 20 September 2005 / Published: 23 September 2005
Abstract: I argue that opposite arrows of time, while being logically possible, cannot realistically be assumed to exist during one and the same epoch of our universe.
Keywords: time arrow; final conditions; solvable models; causality; retardation; cosmology; big crunch; black holes; quantum measurements; Wheeler-DeWitt equation.