Should You Grade Fast Ball?
Skyridge · #124
No
Expected profit: $-3.60 (-12% ROI)
Expected Value
Raw price$8.62
Grading cost~$22.00
Blended EV$5.02
Expected profit$-3.60
ROI-12%
Break-even sell price$-5.39
Profit by Grade
PSA 8
$22.27
$-8.35 (-27%)
PSA 9
$31.07
+$0.45 (1%)
PSA 10
$71.78
+$41.16 (134%)
