Arthur Miller was, like Mark Twain, writing about his experiences in life (which were rather dismal). I still don’t think it is so much he was doing anything like you say on purpose, he was trying to shed his demons perhaps...
I don’t know for sure but I do know that in HIS hey-day which was the 1950’s there were a LOT of people who were pushing his “Death of a Salesman” as a condemnation of America. It was about his father’s failure in the 1930’s but was “pertinent” to the ‘50’s they said and even to the 1990’s they tried to tell me in college while I was attending then.
But it is just a play.
In other words, socialists and communists used these writers (though some were socialist and/or communists themselves) to shape a future generation by interpreting them as being evidences of a failed system. And we got the 60’s kids who parroted these authors works as virtual bibles since most of them by that time hadn’t been taught much about the real Bible itself anyway. And on it goes...