The rounded coin, the ancestor of the common payment coin, distributed in both the shovel and sword capital cities in the Zhou dynasty
The most important accomplishment of the Zhou Dynasty was the improvement of the Chinese conceptions, including Legalism, Daoism, and Confucianism.
This happened through the late 500 and initial 400 B.C. The Chinese scholars developed through a stage in the Zhou Dynasty when there were administrative disorder and cultural disturbance.
Open trade is particularly beneficial to the poor, because it reduces the cost of what they buy and raises the price of what they sell. As new research from the World Bank and the World Trade Organization makes clear, farmers and manufacturing workers earn more income when their products can reach overseas markets.
which means automation of production, so when you will have mass production at low cost it will definitely result in a decrease of product cost.
This shall consequently lead to an increase of the quantities of product Z produced because, the extra capital that comes from saving on the production costs shall be used to produce more goods.
Since production shall have not cost any extra capital, the price shall remain constant.