I believe the answer is: Biases
The person who made such comments usually had a a really strong preference in one economic system, to the point where that person refuse to acknoweldge the weakness in their preferred view and the strength in the opposing view. This bias could easily be held by all sides.
Answer:
Rule #1: Treat others the way you wish to be treated
Rule #2: Listen to hear what others have to say, not to speak
Rule #3: Accept difference of opinion
Rule #4: Do not fight violence with violence
Rule #5: Avoid stereotypes
The first on is thumb and the second one is tea
It’s little old but “White Collar”
So many plot twists
You could always bring it up with the main worker/boss of the company