Do you periodically delete unneeded global macro variables? You should! Deleting macro variables releases memory and keeps your symbol table clean. Learn how the macro language statement that deletes global macro variables and about the %DELETEALL statement that can be a life saver for macro programmers.
Remember the military computer Joshua from the 1983 Matthew Broderick movie WarGames? Joshua learned how to “play a game” by competing against other computers, got confused about reality, and nearly started WWIII. As depicted in that movie, Joshua isn’t all that different from Google’s DeepMind, which became a superhuman chess
Simulation studies require both randomness and reproducibility, two qualities that are sometimes at odds with each other. A Monte Carlo simulation might need to generate millions of random samples, where each sample contains dozens of continuous variables and many thousands of observations. In simulation studies, the researcher wants each sample
