library("tinyplot")
revenue = seq(-.5,2.5, length.out = 7)
tinylabel(revenue, "$")
#> [1] "$-0.5" "$0"    "$0.5"  "$1"    "$1.5"  "$2"    "$2.5"

pkgload::load_all("~/Documents/Projects/tinyplot/")
#> ℹ Loading tinyplot
revenue = seq(-.5,2.5, length.out = 7)
tinylabel(revenue, "$")
#> [1] "-$0.50" "$0.00"  "$0.50"  "$1.00"  "$1.50"  "$2.00"  "$2.50"