Javier Ghersi/Getty Images(NEW YORK) -- Chris Josephs wakes up each morning, opens his laptop, and combs through last night’s stock trades. Josephs, who lives in Santa Monica, California, is not keeping an eye on his own portfolio. Instead, the 20-something tech entrepreneur has spent years intensely following the stocks that are bought and sold by people on the other side of the country -- members of the United States Congress. “It all started off as infuriating,” he said. “You're like, ‘what the, wait, how are they allowed to do it when other Americans can’t?’” As long as a t...