Deductions
- economic activity has quality entity ⇐ (physical property is subclass of entity), (economic activity has quality physical property)
- anti-Christian has quality economic activity ⇐ (anti-Christian is subclass of religious adherent), (religious adherent has quality economic activity)
- economic activity has quality class ⇐ (abstract entity is a class), (economic activity has quality abstract entity)
- employer has quality economic activity ⇐ (employer is subclass of worker), (worker has quality economic activity)
- hobby has quality economic activity ⇐ (hobby is subclass of occupation), (occupation has quality economic activity)
- leisure is subclass of economic activity ⇐ (work is subclass of economic activity), (work is opposite of leisure)
- logician has quality economic activity ⇐ (logician is a profession), (profession has quality economic activity)
- political activist has quality economic activity ⇐ (political activist is a occupation), (occupation has quality economic activity)
- economic activity has quality entity ⇐ (physical quantity is a entity), (economic activity has quality physical quantity)
- economic activity has quality abstract entity ⇐ (physical quantity is a abstract entity), (economic activity has quality physical quantity)
- blue-collar worker has quality economic activity ⇐ (blue-collar worker is subclass of worker), (worker has quality economic activity)
- amateur has quality economic activity ⇐ (amateur is subclass of worker), (worker has quality economic activity)
- classification scheme is for example economic activity ⇐ (economic activity is a classification scheme), (is a is inverse of is for example)
- Christian has quality economic activity ⇐ (Christian is a occupation), (occupation has quality economic activity)
- nurse has quality economic activity ⇐ (nurse is a profession), (profession has quality economic activity)
- pianist has quality economic activity ⇐ (pianist is a profession), (profession has quality economic activity)
- economic activity is a classification scheme ⇐ (industry classification is subclass of classification scheme), (economic activity is a industry classification)
- economic activity has quality existence ⇐ (economic activity is subclass of occurrent), (occurrent has quality existence)
- economic activity has quality physical property ⇐ (economic activity is subclass of activity), (activity has quality physical property)
- economic activity has quality general quantity ⇐ (economic activity is subclass of activity), (activity has quality general quantity)
- economic activity has quality physical quantity ⇐ (economic activity is subclass of activity), (activity has quality physical quantity)
- economic activity has quality kind of quantity ⇐ (economic activity is subclass of activity), (activity has quality kind of quantity)
- economic activity has quality physico-chemical property ⇐ (economic activity is subclass of activity), (activity has quality physico-chemical property)
- economic activity has quality quantity value ⇐ (economic activity is subclass of activity), (activity has quality quantity value)
- economic activity has quality duration ⇐ (economic activity is subclass of activity), (activity has quality duration)
- economic activity has quality intensity ⇐ (economic activity is subclass of activity), (activity has quality intensity)
- President of South Africa has quality economic activity ⇐ (President of South Africa is subclass of statesperson), (statesperson has quality economic activity)
- artistic profession has quality economic activity ⇐ (artistic profession is subclass of profession), (profession has quality economic activity)
- musical profession has quality economic activity ⇐ (musical profession is subclass of profession), (profession has quality economic activity)
- health profession has quality economic activity ⇐ (health profession is subclass of profession), (profession has quality economic activity)
- industry classification is for example economic activity ⇐ (economic activity is a industry classification), (is a is inverse of is for example)
- economic taxonomy is for example economic activity ⇐ (economic activity is a economic taxonomy), (is a is inverse of is for example)
- worker has quality economic activity ⇐ (worker is a occupation), (occupation has quality economic activity)
- scientist has quality economic activity ⇐ (scientist is a profession), (profession has quality economic activity)
- author has quality economic activity ⇐ (author is a occupation), (occupation has quality economic activity)
- religious adherent has quality economic activity ⇐ (religious adherent is a occupation), (occupation has quality economic activity)
- creator has quality economic activity ⇐ (creator is a occupation), (occupation has quality economic activity)
- statesperson has quality economic activity ⇐ (statesperson is a occupation), (occupation has quality economic activity)
- civil servant has quality economic activity ⇐ (civil servant is a profession), (profession has quality economic activity)
- economic activity is subclass of activity ⇐ (economic activity is subclass of human activity), (human activity is subclass of activity), (is subclass of is a transitive relation)
- economic activity is subclass of process ⇐ (economic activity is subclass of human activity), (human activity is subclass of process), (is subclass of is a transitive relation)
- economic activity is subclass of occurrent ⇐ (economic activity is subclass of human activity), (human activity is subclass of occurrent), (is subclass of is a transitive relation)
- economic activity is subclass of human activity ⇐ (economic activity is subclass of intentional human activity), (intentional human activity is subclass of human activity), (is subclass of is a transitive relation)
- economic activity is a economic taxonomy ⇐ (industry classification is subclass of economic taxonomy), (economic activity is a industry classification)
- audiologist has quality economic activity ⇐ (work is subclass of economic activity), (audiologist has quality work)
- occupation has quality economic activity ⇐ (work is subclass of economic activity), (occupation has quality work)
- profession has quality economic activity ⇐ (work is subclass of economic activity), (profession has quality work)