Academy / English Grammar
#13 Relative Clauses: who, which, that, where, when
Mar 1, 2026 · Oiyo
Master English relative clauses — defining vs non-defining, relative pronouns, and how to reduce clauses for more concise writing.
Home Page 77
We do not grow old as long as we strive to improve ourselves.
OIYO Academy
OIYO Magazine
Academy / English Grammar
#14 Top 10 Grammar Errors and How to Fix Them
Mar 1, 2026 · Oiyo
Identify and correct the 10 most common English grammar mistakes — from its/it's confusion to dangling modifiers — with clear correction examples.
Academy / English Grammar
#15 Advanced Grammar: Cohesion, Coherence, and Style
Mar 1, 2026 · Oiyo
Elevate your English writing with advanced grammar tools — discourse markers, parallel structure, sentence variety, and academic hedging language.
Academy / Finance
#1 Alchemy of Wealth: Goals of Finance and Time Value of Money
Mar 1, 2026 · Oiyo
Understand the ultimate goal of financial management—maximizing corporate value—and master the concept of Time Value of Money (TVM), the bedrock of all financial decision-making.
Academy / Finance
#2 Aesthetics of Price and Value: Valuation of Stocks and Bonds
Mar 1, 2026 · Oiyo
Understand how the intrinsic value of financial assets is determined, and master sophisticated valuation methods through Yield to Maturity (YTM) for bonds and the Dividend Discount Model (DDM) for ...
Academy / Finance
#3 Don't Put All Your Eggs in One Basket: Risk, Return, and Portfolio Theory
Mar 1, 2026 · Oiyo
Master the statistical foundations of measuring risk and return, and discover the magic of the 'Portfolio Effect'—reducing risk through diversification.
Academy / Finance
#4 Pricing the Risk: Capital Asset Pricing Model (CAPM) and Beta
Mar 1, 2026 · Oiyo
Understand the CAPM, the definitive model of modern finance that explains the relationship between systematic risk and return. Explore 'Beta' as a measure of market sensitivity and learn to value a...
Academy / Finance
#5 The Moment of Decision: Capital Budgeting (NPV vs. IRR)
Mar 1, 2026 · Oiyo
Learn how companies decide on major investments. Master the Net Present Value (NPV) and Internal Rate of Return (IRR) methods to evaluate the feasibility of business projects.
Academy / Finance
#6 The Cost of Money: Weighted Average Cost of Capital (WACC)
Mar 1, 2026 · Oiyo
Analyze the 'Opportunity Cost' that companies pay to raise capital. Master how to mix Equity and Debt to find WACC, the ultimate hurdle rate for business decisions.
Academy / Finance
#7 The Art of Leverage: Capital Structure and Enterprise Value
Mar 1, 2026 · Oiyo
Explore how the mix of Debt and Equity affects a company's value and risk. Understand the Modigliani-Miller (MM) theorems and the trade-off between tax benefits and bankruptcy costs.