Which Article balances economic freedom with regulation by law?

Article 18 of the Constitution of Pakistan deals with the freedom of trade, business, or profession. It grants every citizen the right to enter upon any lawful profession or occupation, and to conduct any lawful trade or business, subject to such qualifications, if any, as may be prescribed by law. This article inherently balances economic freedom with the necessity of regulation by law to ensure public interest, fair competition, and order.

• Article 18 (Correct): Directly addresses the right to freedom of trade, business, or profession, allowing for regulation by law.
• Article 19 (Incorrect): Pertains to freedom of speech and expression.
• Article 20 (Incorrect): Deals with freedom to profess religion and to manage religious institutions.
• Article 21 (Incorrect): Relates to safeguards against taxation for the purposes of any particular religion.