That is a known relationship . . . ... as the dollar falls, it's cheaper for other countries to Buy US products .. hence US companies sell more and their Earnings Releases do better. So, the US Market rises on this anticipation. Use this fact to enhance your Short-Term Trading !! :-)
Two..I think our big high priced guru says the USD is going to 77.14 before a bounce...But yes if the dollar goes down then oil and commodities go up..