In volatile times measuring methods can be misleading

Printed from: http://www.ft.com/cms/s/25ab36f2-3686-11de-af40-00144feabdc0,dwp_uuid=727d194a-bc36-11db-9cbc-0000779e2340,Authorised=false.html

Print a single copy of this article for personal use. Contact us if you wish to print more to distribute to others.

© The Financial Times Ltd 2012 FT and ‘Financial Times’ are trademarks of The Financial Times Ltd. Privacy policy | Terms | Copyright