Bootstrap your way into robust inference. Wow, that was fun to write.. Introduction Say you made a simple regression, now you have your . You wish to know if it is significantly different from (say) zero. In general, people look … Continue reading →

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Open source is amazing! I cannot even start to imagine the amount of work invested in R, in firefox browser (Mozilla), or Rstudio IDE, all of which are used extensively around the globe, free. Not free as in: free sample … Continue reading →

(This article was first published on Eran Raviv » R, and kindly contributed to R-bloggers) A few words for those of you who are not familiar with the “pairs trading” concept. First you should understand that the movement of every stock is dominated not by the companies performance but by the general market movement. This is the origin of...