James Chen, CMT is an expert trader, investment adviser, and global market strategist. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in various areas including investing, ...

Andrew Bloomenthal has 20+ years of editorial experience as a financial journalist and as a financial services marketing writer. Erika Rasure is globally-recognized as a leading consumer economics ...

The Marginal Utility of a good is the increase in total utility obtained by consuming one more unit of that good, for given consumption of other goods.

Utilities are the market sector that includes companies that produce or deliver electricity, water, natural gas and related services to the public. The companies within this sector operate under ...