To do that, I take the estimated coefficients from the MLB team Runs Created model and multiply them by the actual player statistics for each player in 2014. Calculating this yields an value of the players Runs Created. (If you are interested, I have blogged previously on how to calculate MLB Player Production using MLB Team Runs Created).
So, for the past season, the most productive player in terms of Runs Created was Mike Trout. The top 10 players for 2014 are listed in the table below.
For comparison purposes, here is the link for MLB player Runs Created in 2012 and 2013.