Goldman Sachs (NYSE: GS ), one of the world’s largest investment banks, has seen its stock price surge recently. After trading hours on Friday, the shares of the investment bank jumped to over $700 per share as theAbout My Writing: I am currently focused on income investing through either common shares, preferred shares, or bonds. I will occasionally break away and write about the economy at large or a special situation involving a company I've been researching in. I target two articles per week for publica ...