The following is an article excerpt from CoinweekThis month we mark the debut of the CoinWeek American Silver Eagle Price Guide and discuss month-to-month changes in the Eagle market. Stat heads rejoice!Our ApproachWe set out with CoinWeek's American Silver Eagle Price Guide to offer collectors a no-nonsense guide to the range of values that Silver Eagles typically sell for in a given period. For common coins the duration of this period is approximately two months. For issues that do not trade frequently, the period is longer but emphasis is placed on more recent transactions and we apply extra scrutiny to population growth.
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