Chart of the Day -  For some long-term perspective, today's chart illustrates the Dow adjusted for inflation since 1925 - ... Also, the inflation-adjusted Dow is now a little more than double where it was at its 1929 peak and trades a mere 51% above its 1966 peak – not that spectacular of a performance ... -
------------

Options Gamma Turorial - easy to understand - Mitigating Gamma Losses by Surly Trader
------------

interesting - The Warped Economics of Carry-On Luggage - by Donald Marron - has 3 observations from an economist's point of view - Donald Marron Blog

------------

Dollar Gains on Speculation Fed Will Move Sooner Than Forecast - By Matt Townsend -  (Oct 23) The dollar strengthened against the yen to the strongest level in a month and gained versus most actively traded currencies on speculation the Federal Reserve will increase interest rates sooner than forecast. - Bloomberg

------------

many great thoughts - Dollar hegemony for another century - By Ambrose Evans-Pritchard - Let me stick my neck out.  The dollar will still be the world’s dominant reserve currency in 2030, sharing a degree of leadership in uneasy condominium with the Chinese yuan. It will then regain much of its hegemonic status as the 21st century unfolds. It may indeed end the century even stronger than it was at the start. - Telegraph.co.uk