निम्नलिखित में से कौन सी पूंजी संरचना (Capital Structure) अत्यधिक लीवरेज्ड (Highly Leveraged) स्थिति को दर्शाती है?

If the return on the market portfolio has a standard deviation (σm) of 20% and the covariance between the returns on security A and the market portfolio (CovA,m) is 800, what is the Beta (β) of security A?

Purchasing power risk, which affects the real value of investments over time due to rising price levels, is also commonly known as: