>That was caused by a wave of union busting.
Are you presenting this as opinion or fact?
Are you presenting this as opinion or fact?
Maybe? eg. something like "subprime mortgages caused the 2008 recession" would qualify as a fact. Maybe what the parent poster said was the academic consensus among labor economists, or is at least a serious competing theory among mainstream academics (ie. not something that only a few marxist economists believe).