00746nam a2200205 a 4500 1/54180 211025s1973 enk b 000 | eng d 0815700199 GR-PeUP 361.60973 AAR Aaron, Henry J. Why is welfare so hard to reform? / a staff paper by Henry J. Aaron. Washington : Brookings Institution, [1973]. viii, 71 σ. : εικ. ; 23 εκ. Studies in social economics ; Περιέχει βιβλιογραφία. Public welfare United States. Studies in social economics. INST UNIPILB MAIN 20211025 361.60973 AAR 00186652 00186652 LOAN 0 1 ΑΛΜΠΑΝΗ ΤΑΝΙΑ