Ala ud din Khalji's market control policy is regarded as a great wonder because it was a significant and successful initiative taken by him to strengthen the economy of the Delhi Sultanate. During his reign from 1296 to 1316, he implemented various measures to regulate and control the market, which had a significant impact on trade and commerce in the region.

1. Economic Background:
- The Delhi Sultanate was a medieval Indian empire that faced numerous economic challenges, including inflation, hoarding of essential commodities, and the exploitation of common people by traders and merchants.
- Ala ud din Khalji recognized the need to address these issues and devised a policy that aimed to establish fair and just market practices.

2. Establishment of Diwan-i-Riyasat:
- Ala ud din Khalji created the Diwan-i-Riyasat, a department responsible for overseeing economic and market affairs.
- The department was headed by a minister who was in charge of regulating prices, monitoring market activities, and ensuring the availability of essential goods.

3. Price Regulation:
- One of the key aspects of Ala ud din Khalji's market control policy was the regulation of prices.
- The Diwan-i-Riyasat set fixed prices for essential commodities such as food grains, clothes, and medicines.
- This helped in curbing inflation and preventing traders from exploiting the common people by charging exorbitant prices.

4. Stockpiling of Essential Commodities:
- Another important aspect of the market control policy was the stockpiling of essential commodities.
- Ala ud din Khalji ordered the creation of state granaries and storehouses to store surplus grains during times of plenty.
- This ensured a stable supply of food during periods of scarcity and prevented hoarding by unscrupulous traders.

5. Promotion of Trade:
- Ala ud din Khalji actively promoted trade and commerce by establishing a well-functioning market infrastructure.
- He encouraged the construction of marketplaces, known as sarais, along major trade routes.
- These sarais provided a safe haven for traders, merchants, and travelers and facilitated the exchange of goods and ideas.

6. Impact on the Economy:
- Ala ud din Khalji's market control policy had a profound impact on the economy of the Delhi Sultanate.
- It contributed to the stability of prices, ensured the availability of essential commodities, and provided a conducive environment for trade.
- The policy also helped in generating revenue for the state through taxes levied on trade activities.

In conclusion, Ala ud din Khalji's market control policy is regarded as a great wonder because it successfully addressed the economic challenges faced by the Delhi Sultanate. By regulating prices, stockpiling essential commodities, and promoting trade, his policy contributed to the overall prosperity and stability of the empire's economy.

The assertion is that Alauddin's measure to control the market was considered to be one of the  great wonders of the world.

He instituted price controls and related reforms in his empire. He fixed the prices for a wide range of goods, including grains, cloth, slaves and animals. He banned hoardings and regarding appointed supervisors and spies to ensure compliance with the regulations, and severely punished the violators. The reforms were implemented in the capital Delhi and possibly, other areas of the Sultanate.


Ziyauddin Barani describes it the miracle in the medieval period.

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