Robb: Is there a pot of gold in closing sales tax loopholes?

http://www.azcentral.com/story/opinion/op-ed/robertrobb/2017/02/04/robb-there-pot-gold-closing-sales-tax-loopholes/97456682/

Yep

What is the Difference Between Sales Tax and VAT?

https://tax.thomsonreuters.com/blog/onesource/sales-and-use-tax/difference-sales-tax-vat-2/

Introduction to sales tax and VAT: what’s the difference?

http://www.avalara.com/blog/2015/12/03/introduction-to-sales-tax-and-vat-whats-the-difference/

What is the Difference Between Sales Tax and VAT?

https://tax.thomsonreuters.com/blog/onesource/sales-and-use-tax/difference-sales-tax-vat-2

Marketplace Fairness Solution? Would Europe’s Destination VAT Help?

http://www.salestaxsupport.com/blogs/sales-use-tax/sales-tax-policy/marketplace-fairness-destination-rate-vat/

Sales Tax Software, Use Tax, Sales Tax Services – VAT vs. Sales Tax | Sales Tax DataLINK

http://www.salestaxdatalink.com/vat-vs-sales-tax/

Comparing the U.S. Sales Tax to a VAT | Industry

http://www.salestaxsupport.com/blogs/industry/us-sales-tax-for-foreign-sellers/comparing-us-sales-tax-to-vat/#.Uo-gI1oTcaA.twitter