As the holidays and new year approach with alarming rapidity--but before you get swept up in parties and family gatherings completely--it's a great time to take a look at your finances. 2018 still has some important planning opportunities, and getting ahead of 2019 could pay...

Efficiency measures what is produced against the inputs required to produce it. Efficiency is generally reduced by some form of drag, such as friction, cost, energy, or time, but there can be great reward in improving efficiency. An investment portfolio produces greater wealth as the friction...