function m=cumprodc(x); % PURPOSE: compute cumulative product of each column % ----------------------------------------------------- % USAGE: m = cumprodc(x) % where x = input vector or matrix % ----------------------------------------------------- % RETURNS: m = cumulative product of x elements % by columns % ----------------------------------------------------- % written by: % James P. LeSage, Dept of Economics % University of Toledo % 2801 W. Bancroft St, % Toledo, OH 43606 % jpl@jpl.econ.utoledo.edu m=cumprod(x); if size(m,2)>1; m=m'; end; return;