%0 Journal Article %A Arthur B. Treadway %T On the properties typical of economic time series. %J Qüestiió %D 1984 %P 21 %V 8 %N 1 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/QUE_1984__8_1_40027/ %G en %F QUE_1984__8_1_40027