Pensions, even back then, were negotiated. Why would you want a pension from a company that may or may not survive 30 or 40 years?
The Stock Market has had its ups and downs, but it is mostly up and a smart person does better investing for their retirement the relying on any single company. Besides, even if they did offer pensions, the current generation would not stay in a single job from high school to retirement.
People have not become commodities, but their labor does have value. However, that is the responsibility of each individual, not a society.