It's only true for the smaller denominations, 1c and 5c for USD.
Other than that, coins are cheaper than bills on the long run, because they last longer. It would be cheaper for the US government to stop making $1 bills and have people use the $1 coins, but I guess old habits die hard.
Other than that, coins are cheaper than bills on the long run, because they last longer. It would be cheaper for the US government to stop making $1 bills and have people use the $1 coins, but I guess old habits die hard.