Walle,, Dominique van de Are returns to investment lower for the poor? : human and physical capital interactions in rural Vietnam / Dominique van de Walle

Are returns to investment lower for the poor? : human and physical capital interactions in rural Vietnam / Dominique van de Walle . - Washington : The World Bank, 2000 . - 28 p. 28 cm . - (Polycy research working paper; 2425)
338.2