The efficient and accurate pricing of options has helped to make the economy more efficient.
The economy has been made more efficient by accurate option pricing.
The economy has been made less efficient because of accurate option pricing.
a woman is playing the trombone
Where did your home used to be?
Two boys are swimming in the pool.
Nobody is certain why he would stay in a situation like this.
There are two women playing dressup.
The baseball players are on fire.