Simplify the following text for a Grade 10 native English-speaking person.
Original: In economics , factors of production ( or productive inputs or resources ) are any commodities or services used to produce goods and services . ` Factors of production ' may also refer specifically to the primary factors , which are stocks including land , labor ( the ability to work ) , and capital goods applied to production .
Simplified: Factors of production are means necessary for the production of goods and services in economics .