What is the definition of productivity in ecology?

How stimulus detected by nose? What other word for notion? Why did southern farmers switch from other crops to cotton? Why did Jacque Necker convince king Louis XVI to call the estate general? What is the bengali meaning of prosperity? What are three different approaches a firm might use to set prices for customers different geographical areas? When does the quantity of money available increase? What was the most lucrative New World product in the 1600s? How many property cards are in the monopoly game? How about the political model of decision making? What is meant by Socio-economic environment in marketing management? How do antitrust laws affect the circular flow of the free market? What type of tax is one that takes a smaller percentage of income from high income people than from low income people? Is price leadership a form of overt or covert collusion? Why vegetables are considered elastic in demand? What do the caricom countries trade and why do they trade? What happened to the natures of the panay after the barter? What are Costco gas prices? Why did Chinese farmers need to produce many crops on small amount of land? What role did the vaishyas caste play in the economic structure of the aryans society?