I restrict the tabular presentation of findings to those coefficients that measure the causal influence of interstate contagion on the congressional vote.
Given the relative magnitude of the effect, it is worth considering why contagion is more pronounced in these election periods than in midterm periods.
There are solid reasons to suspect that congressional contagion constituted only one manifestation of a broader period pattern.
All in all, this second test strengthens our confidence in the sectional contagion model.
All the evidence for the operation of congressional contagion in presidential election years is confined to the non-synchronized states.
The unweighted contagion coefficients are uniformly insignificant, both substantively and statistically.
Gubernatorial elections turn out to be a more promising environment in which to test for contagion effects.
The degree of contagion increased as parasite burden rose and then declined rapidly following a crash in parasite abundance.
