Interdependence between wheat and the Dow Jones-UBS Industry Metals Index (DJUBINTR) increased from 0.30 to 0.35 on the negative news from China. In the similar fashion, tie between wheat, coffee and sugar improved after drought in Brazil. Meanwhile, interchange between wheat and corn remained steady at 0.85 while wheat's alternation with the Standard Poor's SP500 increased from 0.02 to 0.12.