The solution to both is investing in stock index funds and ETFs. While mutual funds might require a $1,000 minimum or more, index fund minimums tend to be lower (and ETFs are purchased for a share price that could be lower still). Two brokers, Fidelity and Charles Schwab, offer index funds with no minimum at all. Index funds also cure the diversification issue because they hold many different stocks within a single fund.
UnitedHealth Group said Friday that Dirk C. McMahon, currently president and chief operating officer of Optum, would become CEO of its UnitedHealthcare division. McMahon replaces Steve Nelson, who is retiring from UnitedHealthcare. The nation's largest health insurer also said Daniel J. Schumacher, currently president and chief operating officer of UnitedHealthcare, was named president and chief operating officer of Optum, the company's health-services arm.