09/12/2013 08:10 am ET Updated Nov 12, 2013

Walmart Heirs, The Walton Family, Exploit Tax Loopholes To Maintain Their Billions: Report


Visitors to the Crystal Bridges Museum of American Art in Bentonville, Arkansas, leave appreciative notes on a glass wall near the entrance.

"Thanks Alice!" reads one. "Merci Alice Walton, pour la vision!" reads another.

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