Who calls the shots in Iran on economic policy, security, and domestic calls for reform? A look at the government’s organization chart indicates how complicated the answer is.

Ebrahim Raisi was more loyal to hard-line Supreme Leader Ali Khamenei than previous presidents, and whoever succeeds him is likely to be just as conservative.  

The contest to replace Ebrahim Raisi, killed in a helicopter crash last month, is dominated by conservatives who have provided few signals of any major course change in the country’s regional and sec…