This post is a guest contribution by Dian Chu*, market analyst, trader and author of the Economic Forecasts and Opinions blog.

The dollar’s value against major currencies has fallen in recent months as the US fiscal outlook worsened and amid expectations that interest rates will remain close to zero for some time to fight the economic downturn.

This week, the euro broke above the psychologically important level of $1.50 driving gold prices to record levels, prompting many global central banks intervening on currency markets to slow the dollar’s fall (Fig 1).

How did we get here?

Since the financial crisis last fall, currency markets have taken their cues mostly from stock markets. When stocks plunged in March of this year, investors rushed to the safety of US government bonds, pushing the