failure in other times and places. The chronology is split into sections by period to provide faster access.
The use of money evolved out of deeply rooted customs as is shown by the study of primitive forms of money, e.g. cattle, cowrie shells, whales teeth and manillas (ornamental jewellery). The clumsiness of barter was merely one factor in the development of money, and not the most important one. Banking was invented before coins and reached a high level of sophistication in the Egypt of the Ptolomies. Military conquests, such as those of Alexander the Great, spread the use of coins which became the most convenient means of payment.
The quickest way to double your money
The quickest way to double your money is to fold it in half and put it back in your pocket.