The presence of a Whole Foods on the ground level of an apartment building provides a big bump in rental rates for landlords. There\u2019s a new study that shows renters will pay a premium to live so close to a high-end grocery store. The so-called \u201cpremium grocer effect\u201d also applies to single-family neighborhoods with an impact on home prices and equity, if there\u2019s a favorite grocery store nearby. \xa0 www.NewsForInvestors.com