In stock market technical analysis, support and resistance are certain predetermined levels of the price of a security at which it is thought that the price will tend to stop and reverse.[1] These levels are denoted by multiple touches of price without a breakthrough of the level.
- ^ Amiri, M.; Zandieh, M.; Vahdani, B.; Soltani, R.; Roshanaei, V. (January 2010). "An integrated eigenvector–DEA–TOPSIS methodology for portfolio risk evaluation in the FOREX spot market". Expert Systems with Applications. 37 (1): 509–516. doi:10.1016/j.eswa.2009.05.041.