Jeff YeagerAccording to author, Jeff Yeager, there's nothing wrong with being a "cheapskate." In fact, combining a frugal, low-consumption lifestyle with a fulfilling, income-producing avocation can help make retirement work for people with modest incomes. He advocates turning a passionate interest or longtime hobby into "selfish employment" to help make financial ends meet. Read more about Yeager's ideas for producing retirement income and saving money in this Marketplace article.