What are some things the harappan civilization excelled in?

These cities are well known for their impressive, organized and regular layout. They have well laid our plumbing and drainage system, including indoor toilets. Over one hundred other towns and villages also existed in this region. The Harappan people were literate and used the Dravidian language. Only part of this language has been deciphered today, leaving numerous questions about this civilization unanswered.

Explanation:

first paragraph (and busy all the night ,with a silence deep and white )

when a country suffers, for example, a drought period, the market product is affected for a low offer, in this case, potatoes; the government has to tax to the households, which have to give more money for the potatoes which they consume, that situation make them consume substitute goods even through loans, it could increase the financial market movement and the inflationary phenomena, the business has to increase salaries in order to the employees could buy a more expensive food (potatoes) and in order to inflation tha business had to buy expensive supplies in the factor market, while the rest of the world have to gain more money to consume the same amount of potatoes.