You know, what is the result of rent hike. It increase the price of every products and services in the market. So, everyone need to pay more even Qatari people also.
This rent is going to the pocket of real estate mafia only. Qatar government is not getting any share from this.
Also, Qatar will loos talented , high skilled, high genius employees. They will migrate to another country. So, it will effect entire Qatar project and development.

Also, so many small industries, shops don't like to invest in the country. So, All people loos the availability of services and facilities all over the country.
At present the shop rent is 4 times more than current business strategy or opportunity.

So, The Govt must to do anything....