"It may seem curious that the dollar is falling when America is enjoying a remarkable burst of growth and Europe looks far less lively." (lines 10-12)

"The dollar used to be buoyant because investors expected to make more from dollar assets than from those denominated in other currencies." (lines 22-24)

"A rise in the euro against the dollar causes exports from European firms to become more expensive relative to American ones," (lines 41-43)

"Similarly, American firms' products become relatively cheaper, both for Americans and for foreign buyers." (lines 44-45)

"But there is reason to think that these days currency movements are not as effective as they once were in bringing economies into balance." (lines 55-57)