Why can't the Oscar statuette be sold?

Oscar winners are unable to receive award if they don't sign

Oscar Winners Can't Sell Their Awards—Except For One Actor, Who

Figure Statuette Oscar Award Trophy Oscar Cinema 21cm Tall With

Oscar statuette from 1942 bought for $73K in rare auction

Oscars 2023: Are the Oscars the biggest film prize in the world or

Joan Crawford made boozy Oscars history in bed 75 years ago

Why is it called the Oscars?

Why Oscar statuettes are only worth $1

Why Do We Love to Hate the Oscars? - WSJ