I don't think it would affect balance, but it would require too many changes for the interface. It would also require keeping track of every single transaction to calculate your earnings. I think it's better to keep it simple for the player, the CPU and me.
 "The Company of Myself"){kind=icon}
 "Age of War"){kind=icon}
 "PUSH"){kind=icon}
 "Space Mineral Rush - Idle"){kind=icon}
 "Pixels filling Squares DX"){kind=icon}
 "Final Hopeful Defense"){kind=icon}
 "Spidle Tridle"){kind=icon}
 "The Book of Ethan"){kind=icon}
 "Doodle God"){kind=icon}
 "TheGames"){kind=icon}
I don't think it would affect balance, but it would require too many changes for the interface. It would also require keeping track of every single transaction to calculate your earnings. I think it's better to keep it simple for the player, the CPU and me.