Text ( visual ) : unmediatedDuality, separability, and functional structure : theory and economic applications / Charles Blackorby, Daniel Primont, R. Robert Russell. -- New York : North-Holland , c1978. -- xix, 395 p. : graphs ; 24 cm. -- (Dynamic economics : theory and applications). -- Bibliography: p. 381-392 ; Includes index. -- ISBN 0444002359 ; (BA03463166) ; http://ci.nii.ac.jp/ncid/BA03463166 Other Title(s): Separability ; Functional structure. -- Author Heading(s): Blackorby, Charles ; Primont, Daniel ; Russell, R. Robert. -- Classification(s): LCC : HB135 ; DC : 330/.01/51. -- Subject Heading(s): LCSH : Economics, Mathematical ; LCSH : Economics -- Mathematical models