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2. Correlation - Wikipedia

   en.wikipedia.org/wiki/Correlation

   The correlation reflects the noisiness and direction of a linear relationship (top row), but not the slope of that relationship (middle), nor many aspects of nonlinear relationships (bottom). N.B.: the figure in the center has a slope of 0 but in that case, the correlation coefficient is undefined because the variance of Y is zero.

3. Triangular arbitrage - Wikipedia

   en.wikipedia.org/wiki/Triangular_arbitrage

   Triangular arbitrage. Triangular arbitrage (also referred to as cross currency arbitrage or three-point arbitrage) is the act of exploiting an arbitrage opportunity resulting from a pricing discrepancy among three different currencies in the foreign exchange market. [1][2][3] A triangular arbitrage strategy involves three trades, exchanging the ...

4. Correlation trading - Wikipedia

   en.wikipedia.org/wiki/Correlation_trading

   Correlation trading. In finance, correlation trading is a strategy in which the investor gets exposure to the average correlation of an index. The key to correlation trading is being able to predict when future realized correlation amongst the stocks of a particular index will be greater or less than the "implied" correlation level derived from ...

5. Relative currency strength - Wikipedia

   en.wikipedia.org/wiki/Relative_currency_strength

   Relative currency strength (RCS) is the purchasing power of a currency when traded against other foreign currencies, or used to trade products. [1] It is also a technical indicator used in the technical analysis of foreign exchange market (Forex). It is intended to chart the current and historical strength or weakness of a currency based on the ...

6. Foreign exchange market - Wikipedia

   en.wikipedia.org/wiki/Foreign_exchange_market

   USD/ SEK exchange rate. USD/ CHF exchange rate. The foreign exchange market (forex, FX (pronounced "fix"), or currency market) is a global decentralized or over-the-counter (OTC) market for the trading of currencies. This market determines foreign exchange rates for every currency. It includes all aspects of buying, selling and exchanging ...

7. Correlation function - Wikipedia

   en.wikipedia.org/wiki/Correlation_function

   A correlation function is a function that gives the statistical correlation between random variables, contingent on the spatial or temporal distance between those variables. [1] If one considers the correlation function between random variables representing the same quantity measured at two different points, then this is often referred to as an ...