NASHVILLE, Tennessee, Oct. 1 -- Vanderbilt University posted the following news: * * * New report finds wide disparities in investments in children's earliest years across states * Policies adopted by states drive major differences in the resources available to families. The first three years of life are critical for healthy development, yet families in some states have more than twice the resources of those in others--a gap created by state policy choices. Consider a single mother rais  more