Less than 50% of Americans have any stake in the stock market, which is a good reason we base economic forecasting on the behavior of GDP and not market indices

Less than 50% of Americans have any stake in the stock market, which is a good reason we base economic forecasting on the behavior of GDP and not market indices. Although if we were really smart we'd weigh financial services less, since that tips the scales upward when it isn't building as much value.