It's been tried. The dopes at the mint produced the Susan B. Anthony dollar almost the same size as a quarter.
Yes. There is no one centime/rappen coin in Switzerland. The 5 is the smallest and prices are determined accordingly. Any % off sale just rounds it to 5. Big Whoop.
What we need are some dollar coins that are common and circulated.
It's been tried. The dopes at the mint produced the Susan B. Anthony dollar almost the same size as a quarter.