The key words in this flat (BAD SHAME) represent either of two single words. The words are anagrams of each other.

Some billionaires talk a good game

About economic disparity

But nevertheless are BAD SHAME

In actually giving to charity.

 

HINT:

But nevertheless are _ _ _ _ _

The initial letters of the anagrams are M and R.

 

Answer:

 

MISERS

REMISS

 

Credit:

The Enigma 

August, 2020

(The author goes by the Hebrew symbol for aleph.)