Complex sentence: One premise of redistribution is that money should be distributed to benefit the poorer members of society, and that the rich have an obligation to assist the poor, thus creating a more financially egalitarian society.
Split into simpler sentences: One premise of redistribution is that money should be distributed to benefit the poorer members of society, and that the rich have an obligation to assist the poor. Thus, money should be redistributed from the rich to the poor, creating a more financially egalitarian society.