It could be even more nuanced than that. I'd be averse to a top marginal tax rate over 100% (which would reverse ranks) but not to a big tax cleanup that would remove silly incentives to engage in certain types of business, even though the latter would surely also reverse ranks.
The study seems to be looking at the former type of social policy to the extent that it's looking at a social policy at all.
The study seems to be looking at the former type of social policy to the extent that it's looking at a social policy at all.