1. The effect of cigarette excise taxes on smoking before, during and after pregnancy by Colman, Greg Publication: Cambridge NBER 2002 . 31 p. Date:2002 Availability: No items available:

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2. Vertical equity consequences of very high cigarette tax increases by Colman, Greg Publication: Cambridge NBER 2004 . 37 p. Date:2004 Availability: No items available:

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