"Why investment banking?" is asked in virtually every IB interview. A great answer demonstrates genuine interest and separates you from candidates giving generic responses.
The Framework
A compelling "Why IB?" answer has three components: your background and how it led you here, specific aspects of IB that excite you, and why now is the right time.
What NOT to Say
Avoid these common weak answers: "I want to make money" (everyone does), "I want to learn a lot" (too generic), "I've always been interested in finance" (prove it), and "I like working hard" (doesn't answer the question).
What TO Emphasize
Focus on the actual work of investment banking: advising companies on major transactions, the analytical rigor of financial modeling, working on deals that shape industries, the apprenticeship model and steep learning curve, and exposure to senior executives and complex decisions.
Example Answer
Here's a strong example: "My interest in investment banking started during my corporate finance internship when I worked on a divestiture analysis. I was fascinated by how financial analysis directly influenced a major strategic decision. Since then, I've sought out opportunities to develop relevant skills, including my role valuing startups at the venture fund. Investment banking appeals to me because it combines rigorous analytical work with strategic advisory. I'm particularly drawn to M&A because I want to help companies navigate transformational transactions. The intensity and learning curve are features, not bugs, for me."
Tailoring Your Answer
While the framework stays the same, tailor your answer to the specific firm. Research their recent deals, culture, and strengths. Reference specific reasons why their firm, not just any bank.
Practice Tips
Write out your answer, then practice saying it naturally. It shouldn't sound memorized. Time yourself to keep it under 60 seconds. Have follow-up details ready for when interviewers dig deeper.