Most of the workers who worked on the tobacco plantations located in Virginia in the 1600's are mostly indentured servants. Indentured servants are individuals (both men and women) who signed an agreement, also known as "an indenture" in which they agree to work for a certain amount of years in exchange of transportation to Virginia, and once they get to Virginia, other essentials such as food, shelter, and clothing are given to them.
We will anaylze this scenario with the help of operant conditioning, which is a type of learning in which behavior is strengthened if followed by a reinforcer or diminished if followed by a punisher. Reinforcer is any event that strengthens the behavior it follows.
Skinner states that "Beahvior is determined and controlled by the stimuli that are present in a given situation"
According to Skinner, when you take an aspirin for your headache, taking the aspirin is a negative reinforcer whereas the headache is an operant.
The bays are excellent for shipping, shipbuilding, and fishing
Real gross domestic product (GDP) is an inflation-adjusted measure that reflects the value of all goods and services produced by an economy in a given year, expressed in base-year prices, and is often referred to as "constant-price," "inflation-corrected" GDP or "constant dollar GDP."
https://www.investopedia.com/terms/r/realgdp.asp