Stiglitz is well informed and makes many good points if only those will decision authority would listen.
http://www.project-syndicate.org/commentary/stiglitz133/English
Time is, was and will be. Without time we would not be. What a load it has to carry! Time seems eternal! You might even ask whether cycles in time exist? If so read Roger Penrose's book on new attitudes in physics towards possible "Cycles in Time".
Scratches to Sketches