We present formulas that allow us to decompose a function Æ’ of d variables into a sum of 2 d terms f u indexed by subsets u of {1,. . . , d}, where each term f u depends only on the variables with ...
During the Oxford Conference of the Econometric Society in 1936, Ragnar Frisch proposed a problem of characterization of distributions based on the property of linear regression of one linear function ...