Studies suggest financial decision-making ability tends to reach its peak in a person’s mid-50s, after when deterioration sets in.
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The older brain seems more susceptible to “too good to be true” scams, from lotteries to dating schemes. According to the “Scams Team” at Britain’s National Trading Standards, a consumer-protection body, the average age of victims of mass-marketing scams is 75.
http://www.economist.com/news/business-and-finance/21716598-banks-need-strategies-helping-vulnerable-elderly-customers-elderly I wonder how the world is going to deal with aging decision-makers.