Answer:
the level of development depends on how financially the area is for example in cities ,the level of development is high compared to villages
this is because in cities there are many financial assets like jobs,industries,markets and others
increase in population also increases the level of development because there is large market for produced goods ,I mean in some places where there are lots of people , there is increased development..since the government sets up modern roads,high quality buildings,and others..that differentiates low populated areas from high populated areas
in industrious areas,there is high development because people are employed and they improve infrastructure for example building houses and also roads are developed since they need to transfer goods from industries
Herodotus recorded the history down from soldiers who fought
Dr. Smith is conducting a longitudinal case where it is a case being done in a same manner over a long period of time. It could be seen above as Dr. Smith has instructed his representatives to go back every five years to conduct the same measurement in a course of a long period which is until they are sixty years old which could be classified as the longitudinal case.
In this question, there are no options provided to choose from. So i have to answer this question based on my knowledge. I hope the answer is up to your satisfaction. The only school of economics that could be construed as advocating big governments are the Keynesians. This theory was developed during the 1930s by John Maynard Keynes.