"I'm not averse to helping Wall Street when it helps Main Street"

This quote by Ben Nelson suggests that he is open to assisting Wall Street when it benefits the people of Main Street. This suggests that he wants to support Wall Street, but only when it is useful to individuals of Main Street. This might imply that he wants to support Wall Street initiatives that will assist develop tasks, boost wages, or provide other economic advantages to the people of Main Street. It could likewise imply that he wants to support Wall Street efforts that will assist to decrease inequality and hardship in Main Street communities. In either case, it is clear that Ben Nelson is open to assisting Wall Street, but just when it is helpful to individuals of Main Street.