While shell companies are convenient vehicles for small private firms to go public via a reverse merger, they are also often mentioned in the popular press in conjunction with stock price manipulation. Recently the Securities and Exchange Commission (SEC) has imposed stricter rules on these...

Using a small sample of sentences, I test the performances of three models in predicting sentence sentiment (positive, neutral, or negative): a simple model based on a financial word list, a simple neural network model based on vector representations of words, and a sentence-based neural network...

A single hidden layer neural network can be trained to predict whether a stock will be in the top, middle, or bottom third of sample stocks based on its return over the next month based on return, trading volume, and volatility measures available at the end of this month. In my preliminary work...