Answer:
Reciprocity
Step-by-step explanation:
Reciprocity: From the word 'reciprocate'. This is a principle that states that when a you receive a favor from someone, it is required of you to also return the favor. It involves individuals, business Organizations, or country.
The question illustrate that of a location; Pennsylvania and Ohio. The Pennsylvania commissioner wants to waive some required examinations for Paul so that whenever a producer in Pennsylvania too wants to become a producer in Ohio, the examination will be waived for him/her.
In reciprocity, individuals, business Organizations, countries favoured by others are compelled to return the favour. It is a form of mutual relationship where both parties benefits. It support the saying ' I scratch your back and you scratch my back in return'.