There is, though, another possibility - that the middlingly rich are not that rich. Take a man on £100,000 a year - an income which, with a non-working wife and two kids puts him in the top 6% of incomes. In one sense, he’s in a similar position to those far further down the income scale. He faces much the same fear of losing its job as those on much lower incomes; the probability of job loss might be lower, but the cost, should it materialize, is higher. He’s poor, in the important sense that he cannot afford freedom**. Objectively, he is working class.
Stumbling and Mumbling: The poor rich
Worth reading in full.