 | Wesley Clair Mitchell - 1927 - 536 páginas
...of data. Jevons had an admirably candid mind; yet in 1875, when the sun-spot cycle was supposed to last 11.1 years, he was able to get from Thorold Rogers' History o\ Agriculture and Prices in England a period of 11 years in price fluctuations, and when the sun-spot... | |
 | Lionel Robbins Baron Robbins - 268 páginas
...be quoted: 'Jevons had an admirably candid mind: yet in 1875, when the sunspot cycle was supposed to last 11.1 years, he was able to get from Thorold Rogers'...and Prices in England, a period of 11 years in price fluctuation, and when the sunspot cycle was revised to 10.45 years he was able to make the average... | |
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•••last 11.1 years, he was able to get from Thorold Rogers' History of Agriculture and Prices in England a period of 11 years in price fluctuations, and when the sun-spot cycle was revised to 10.45 years he 