Which of the following items was a direct result of the Battle of Saratoga? Treaty of Alliance with France
Declaration of Independence
Victory at Trenton
Treat of Paris, 1783

Ifound this on google “the existence of agglomeration economies is central to the explanation of how cities increase in size and population, which places the phenomenon on a larger scale. the concentration of economic activity in cities is one reason for their development and growth.” i hope this you for what your looking for.