A dollar constant in purchasing power is needed, 214. — The purchasing power of gold varies, 215. — The plan for a compensated dollar, 217. —The use of index numbers, 220. — No change in coinage, 222. — “Brassage” and redemption-bullion, 22. — Two prices of gold, m int-price and redemption-price, 227. — The plan briefly summarized, 228. — Illustration of its working if it had been adopted in 1897, 22.