Image by Jenn and Tony Bot via FlickrThis Christmas, should you put more gold in your Christmas stocking, or will a lump of coal actually increase your retirefund.Well, if the choice is between the Euro and gold, I say gold, hands down!! If the choice is between the U.S. dollar and gold, I still say gold. However, there is a growing chorus singing the praises of dirty old coal, as a solid, short term (6-12 month) investment for your retirefund, possibly, even better than gold.