intervene again - and again- for as long as it takes to bolster its flagging export-dependent economy..." Barrie McKenna writes in today's Globe. "When the amounbt of currency traded in a few weeks exceeds the value of the globel economy, the conventional wisdom about free-floating currencies may not always be the smart chaice." (wow, such acumen) "The sheer volume of currency trades is swamping the kinds of eonomic fundamentals that should drive currencies."