Text ( visual ) : unmediated The economics of aging / James H. Schulz. -- 3rd ed. -- New York : Van Nostrand Reinhold , c1985. -- xii, 212 p. : ill. ; 25 cm. -- Bibliography: p. 189-207 ; Includes index. -- ISBN 0442281323 ; (BA10309428) ; https://ci.nii.ac.jp/ncid/BA10309428 Other Title(s): Aging. -- Author Heading(s): Schulz, James H.. -- Classification(s): LCC : HD7105.35.U6 ; DC19 : 330.973/0927/0880565. -- Subject Heading(s): LCSH : Old age pensions -- United States ; LCSH : Retirement income -- United States ; LCSH : Aged -- United States -- Economic conditions