If a manufacturers' excise, or a gross sales tax, or a value- added tax, was shifted along the various chains of production and distribution with no loadage and in such a way that the tax element involved in retail prices was uniformly proportional to retail prices for all commodities and services, its price effects would be identical with those of a retail sales tax.
There is such diversity of footwear in Jazz classes (bare feet, half socks, ordinary socks, running shoes and -even!- Jazz shoes) perhaps check ahead with the class teacher or studio what they prefer their Jazz students to wear on their feet. But sneakers will probably be OK for your first few lessons, at least.
Womenâs Dansko Sneakers are one of the best shoes for standing on concrete all day. They offer slip resistant outsole for oil, water, and soap. They are considered comfortable and supportive for standing all day on hard floors. The Dansko Elise offers an excellent arch support and is made of soft leather.