Mechanism and Causality in Biology and Economics
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Oster, Emily, Chen Gang, Yu Xinsen, and Lin Wenyao. 2008. Hepatitis B does not
explain malebiased sex ratios in China. NBER working paper 13971. Oster,
Emily, Chen Gang, Yu Xinsen, and Lin Wenyao. 2010. Hepatitis B does not
explain ...