Clinton will talk about his proposed 55-cent increase in the tobacco tax.

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His proposed increase in the tobacco tax would disproportionately affect low- and moderate-income taxpayers, who spend a bigger share of their income on cigarettes than the wealthy.

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McCurry said Clinton would push the tobacco tax increase during an afternoon event designed to highlight progress in improving child immunization rates.

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According to USA Today, the tax increase resulted in historic lows for tobacco use: a mere 18.9% in 2011.

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Tanzania and Uganda have banned smoking in public places and countries like Ghana, Kenya and Mauritius have ratified the WHO tobacco control treaty, which promises to increase tax on tobacco sales, introduce smoking bans and reduce tobacco production.

BBC: NEWS | Africa | Why do we still smoke in Africa?