The principal–agent problem stems from information asymmetry and differing objectives between principals and agents, enabling agents to act in their own interest.

Test–retest reliability evaluates whether test scores remain consistent across administrations separated by time, indicating temporal stability.

After an issue reaches the agenda, policymakers develop and formulate specific policy options before implementation and evaluation.

The principal–agent problem describes delegation risks where agents may shirk or pursue private goals contrary to principals' interests.

A waqf is a perpetual endowment dedicating property for public or charitable use, with the donor relinquishing ownership and appointing a trustee to manage its benefits.

Legitimate expectation principally safeguards procedural expectations that a public authority will adhere to promised procedures or consultations before acting.

Agenda-setting theory posits that the media shapes public salience by influencing which issues audiences perceive as important, not the exact opinions they hold.

Maslaha refers to considerations of public interest or welfare that jurists may invoke to derive rulings when explicit textual guidance is absent or ambiguous.

The Umayyad administration standardized Arabic as the official language for governance and administration, which had long-term institutional effects across their domains.

Abd al-Malik (r. 685–705) introduced Arabic in administration and replaced Byzantine-Sassanian coinage with Islamic coinage as part of state centralization.