estudy2 0.9.2

• Fix a bug in the vignette and examples

estudy2 0.9.1

• Fix a bug in examples of returns()

estudy2 0.9.0

• Fix documentation for brown_warner_1985()
• Fix documentation for car_brown_warner1985()
• Update documentation on the returning object for each test
• Implement the CAR non-parametric rank test described in Corrado in the extension by Cowan (1992, p. 6)
• Change returning object from list to data.frame for all CAR parametric tests, add mean return over the CAR period
• Add validation and handling of NA to returns()

estudy2 0.8.5

• Replace function tseries::get.hist.quote() by quantmod::getSymbols()

• Remove ELE.PA ticker from all tickers vectors in examples, vignettes, and data