After the Punic wars and Carthage fell, its nearby rival Utica was made the capitol of the region and the leading center of Punic trade and leadership. Roman Empire was forced to rebuilt Carthage for the harbor was useless because of the accumulated silt from the grain cultivation in the Tunisian mountains that eroded the river. The fall of Carthage opened up a trading sea route as it is in the outlet of the Majardah river,Tunisia's only river which flowed all year long.
I assume you are referring to the enlightenment period. So the philosophies were reason, nature, happiness, progress and liberty. These were the five philosophies of the enlightenment era. <span />
Cuneiform was used a lot for keeping records of business deals. It was one of the earliest writing systems that we know of. Cuneiform literally means wedge-shaped which is how they wrote. It was used around 3500-3000 B.C.
Hope this helps!