TY - BOOK AU - Scotland,Jacob J. AU - Cowen,James L. AU - Niessen,A .M. ED - E.U.A. Railroad Retirement Board TI - Occupational differences in separation rates for Railroad Workers, 1962-65 U1 - 368.40973 21 PY - 1968/// CY - Chicago PB - SSA. Office of Chief Actuary and Research, Raildroad Retirement Board KW - Ferrocarriles KW - Empleados KW - Jubilaciones y pensiones KW - Estados Unidos N1 - Bibliografía p. 39; Pertinent provisions of the Railroad Retirement Act - Sources of information and definitions - Censuses of active employees - New entrants - Active service mortality - Nondisability retirement rates - Disability retirement rates - Withdrawal experiences ER -