Choosing A Wife

A guy is dating three women and can't decide which one to marry. He gives each $1,000 to see how well they can manage money. The first one spends $800 and puts $200 in the bank.
The second one spends $200 and puts $800 in the bank. The third one puts the whole $1,000 in the bank. Which one does he end up marrying? The most beautiful one..