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A grammatical toggle switch gone bad is affecting the blogosphere. In the last 24 hours [as of 5/12], we have
a) Jonathan Chait:
Democrats have been arguing that their tax increases should solely effect income over $250,00 a year.
b) Ezra Klein:
[Glenn Hubbard says:] "The economics argument is that marginal tax rates effect work, entrepreneurship, savings, investment.”
Okay, that one's in a quote, minus sic. But are all Klein's interviewees suffering from the same tic? A bit further down the page: