Lake effect snow is a heavy and localized snowfall that is traceable to the great lakes. During the winter season, this type of snow results when cold air moves over lake waters that are warm.
Given that the temperature of the lakes are more than that of the cold air that came in contact with the lake, it would cause moisture to go up.
This moisture and high temperature is what combines together for there to be snow.
Answer: A higher dependency ratio is likely to reduce productivity growth. A growth in the non-productive population will diminish productive capacity and could lead to a lower long-run trend rate of economic growth.