1. Dollar dominance faces key challenges in the future, Brookings researchers said.

2. The think tank pointed to four forces that could be make the greenback less attractive.
3.The dollar's use in global reserves has seen a gradual decline over the past few decades.

Stop living your fear and start living your dream

The future of the dollar's dominance is uncertain as global forces shift, according to Brookings researchers. With a gradual decline in the dollar's use in global reserves, the greenback may face challenges ahead.