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. 2014 Nov 4;9(11):e111894. doi: 10.1371/journal.pone.0111894

Table 2. P-values of sequential tests for weak exogeneity.

Wald test Toda-Yamamoto
1st step 2nd step 1st step 2nd step
Unemployment 0.01 0.00 0.05 /
Initial Claims 0.00 0.00 0.00 0.07
GI Food Stamps 0.58 / 0.79 /
GI Jobs 0.01 0.00 0.26 /
Food Stamps 0.00 0.00 0.00 0.00

P-values of sequential tests for weak exogeneity: standard Wald test and Wald test using the approach by [37]. P-values smaller than 0.05 are in bold font.