Legislation has been introduced in the Michigan House to provide tax credits to Michigan brewers and winemakers that use a certain percentage of Michigan-grown ingredients in their products.&nbsp; How would this work?&nbsp; Who would benefit?&nbsp; What would it cost the state's taxpayers?&nbsp; Get the details:&nbsp; <a href="http://www.mlive.com/business/index.ssf/2014/02/michigan_brewers_winemakers_co.html">www.mlive.com/business/index.ssf/2014/02/michigan_brewers_winemakers_co.html</a><br />