Treatment effects on contributions.
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Standard errors in parentheses.***significantly different from 0 at the 1 percent level (twosided Wald-test).**significantly different from 0 at the 5 percent level (twosided Wald-test).*significantly different from 0 at the 10 percent level (twosided Wald-test).
创建时间:
2015-12-02




