Transform B_spanned into B_unspanned for jointQ models
BUnspannedAdapJoint(G, M, N, C, J, BSpanned)
G
: number of global unspanned factorsM
: number of domestic unspanned factorsN
: number of domestic spanned factorsC
: number of economies of the economic systemJ
: number of country-specific observed bond yieldsBSpanned
: B that accomodates only the map to the spanned factors onlyUseful links