Simplify the following text for a Grade 10 native English-speaking person.
Original: In classical economics it is considered one of three factors of production , the other two being capital and labor ; income that one gets because of ownership or control of natural resources is often referred to as rent .
Simplified: In classical economics , land is considered one of the three factors of production ( along with capital , and labor ) . Income derived from ownership or control of natural resources is referred to as rent .