Swedes did not agree, hence losing the following election.

State can of course buy stock. State owned companies can work just fine.

But there is a difference in intent. Intent here was union controlled ownership of all major companies. Creator of idea explicitly quoted Marx.

It think also we got bit sidetracked in this discussion with the word buy that I misused, it was not buying at the stock market, it was "buying" with legislation, exchanging profits for stock.