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Price quotes given in USD per ounce. Date: 21 April 2015: Source: based on www.kitco.com; using price quotes for silver . ... File history. Click on a date/time to ...
US producer price index 2005-2022. The Producer Price Index (PPI) is the official measure of producer prices in the economy of the United States. It measures average changes in prices received by domestic producers for their output. The PPI was known as the Wholesale Price Index, or WPI, up to 1978.
In financial analysis, high frequency data can be organized in differing time scales from minutes to years. [3] As high frequency data comes in a largely dis-aggregated form over a time-series compared to lower frequency methods of data collection, it contains various unique characteristics that alter the way the data are understood and analyzed.
In finance, market data is price and other related data for a financial instrument reported by a trading venue such as a stock exchange. Market data allows traders and investors to know the latest price and see historical trends for instruments such as equities, fixed-income products, derivatives, and currencies. [1]
ALLBUS Data Service: online archive of German General Social Survey data. Free download - for scientific purposes - of high quality data on attitudes, behavior, and social structure in Germany. Project Gutenberg's shelf of historic, public domain Anthropology Books; Library of Congress Resource Links on Anthropology
In manufacturing, an operational historian is a time-series database application that is developed for operational process data. [1] Historian software is often embedded or used in conjunction with standard DCS and PLC control systems to provide enhanced data capture, validation, compression, and aggregation capabilities. [2]
Power integrity or PI involves a series of electronic engineering efforts aimed at ensuring that power supply subsystems adequately support the performance of an entire electronic system. [ 1 ] PI engineering focuses on designing and evaluating power supply subsystems to prevent any degradation in system performance due to potential adverse ...
Profitability index (PI), also known as profit investment ratio (PIR) and value investment ratio (VIR), is the ratio of payoff to investment of a proposed project. It is a useful tool for ranking projects because it allows you to quantify the amount of value created per unit of investment.