Verbeek,, Jos The World Bank's unified survey projections : how accurate are they? : an ex-post evaluation of US91-US97 / Jos Verbeek

The World Bank's unified survey projections : how accurate are they? : an ex-post evaluation of US91-US97 / Jos Verbeek . - Washington : World Bank, 1999 . - 29, [29] p. : il. gráficos 28 cm . - (Policy research working paper; 2071))
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