In the forbes article, kotlikoff explains that saving and investing decisions should be guided by strategies that maximize expected utility.
Saving can mean a variety of things to various people. Some believe that it requires making a bank deposit. Investing in stocks or making contributions to a retirement plan are some more definitions. Conversely, according to economists, saving is the act of using less of a specific amount of resources today in order to consume more later. So, the choice to delay consumption and put that delayed consumption in an asset is what is meant by saving.
Saving is either deferred consumption or revenue that is not spent. Putting money aside in various accounts, such as a savings account, a pension account, an investment fund, or in cash, counts as a saving strategy. In order to save, expenses like recurrent charges must be reduced.
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