Seems to me the problem is that homes are considered 'investments' at all - a concept the authors completely buy into, to the extent that they apply it to home you live in. Doesn't seem very progressive to me.

Looks great. So much effort has gone into this! The demographic stratification will open up new opportunities to examine disparity mechanisms.

interesting! It seems like this is a growing area. How did you get socioeconomic data for contacts?

I would like to be added if there's space

the one about previous exposure to H1N1 seems plausible, what do you reckon?

haha, thanks Michele, it was your post that got me here