Prof. Sergio Costa

A professor and international investment professional with more than 25 years of experience across Europe, North America, Asia, and Latin America, Prof. Costa brings a global perspective shaped by academic research, professional practice, and work with leading international institutions. Today, he continues to combine his roles as a professor, investment professional, and international advisor, bringing together theory and practice to help readers understand the realities of global investment.

Published work

Retire Before 40

Finance 8 chapters 13,569 words ~54 min read 19 reads

What if your paycheck stopped next month, and you still had to live the life you want? Early retirement is not a vibe, it is a math problem, and most plans fail because they never get specific enough to act on. In Retire Before 40, you will learn the exact numbers behind your fre...

Chapters

1. Retirement Math and Target Number
2. Budgeting for Maximum Investable Cash
3. Emergency Fund and Risk Buffer
4. Index Investing with Auto-Contributions
5. Tax-Advantaged Accounts Strategy
6. Building a Bond and Cash Glidepath
7. Stock Picking Only When It Fits
8. Retire Before 40 Withdrawal Plan

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