a purelook at it from trade side, you might ask why the currency have to -- has to depreciate.here are plenty of countries that would love to have even half that export share. their argument would be that its capitalde, outflows, and that they are trying to adjust their currency so that the balance between the capital outflows and trade surpluses is in balance, but there's a lot of skepticism. scarlet: does it mean china needs a strong u.s. economy more than the u.s. needs a strong chinese economy? aeven: i think everyone needs strong u.s. economy. the one caveat is that the u.s. economy just is not what it used to be. we would be grateful if the u.s. economy could grow, say, 3% instead of 2.5%. that's not enough to be a locomotive of global growth. the import share of gdp in the or. has been flat for five six years, so we're not getting any sort of huge growth bonus, and my conjecture is exit code was probably getting the bulk of that. joe: our next chart looks at canadian compared to mexican exports. we have an talking about canada and the weakness related to commodities -- w