You may have a bad time to buy a laptop. But did you ever think maybe laptop makers have really bad time to sell a laptop too? Background Did you ever struggle to choose the best laptop that fits your need? I did. The reason is that there are so ...

This is my Shiny Dashboard for stocks listed on S&P500. Using R shiny to give a visualized general insight of market and using ARIMA model to analyze risk for a single stock. Background When I worked as a trader. I found that it was really inconvenient to do the ...