Within the past year we provided a view of the future of buying and selling with a focus on issues that relate to today’s hearing: how advances in technology will change the role of place in where buyers and sellers are located. We gave this report the title, “Future Marketplace: Free and Fair� because that title reflects how technology and the sales tax are one force giving shape to the future of the marketplace.

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The P4 laboratory, on the campus of the Wuhan Institute of Virology, in Wuhan, in China's central Hubei province. (Hector Retamal/AFP via Getty Images)