Category: RISK MANAGEMENT

Does Kelly Portfolio Outperform the Market?

Position sizing is a critical element in effective portfolio management, playing a pivotal role in determining the overall risk and return characteristics of an investment portfolio. Proper position sizing involves allocating an appropriate proportion of capital to each investment, considering factors such as the investor’s risk tolerance, investment goals, and …

Improved Martingale Betting System- Does It Work?

The martingale betting system is a popular gambling strategy that involves doubling one’s wager after each loss in the pursuit of recovering previous losses and securing a profit equal to the original bet. The underlying idea is that, statistically, a win will eventually occur, allowing the player to recoup losses …

Forecasting Credit Indices: Which Models Are Stable?

Credit indices are financial instruments used to gauge the overall creditworthiness and risk of a particular market or sector. These indices provide investors with a snapshot of credit risk within a specific market, allowing them to assess the health and stability of that market. There are two prevalent categories of …

What Influences Stock-Bond Correlation?

The correlation between stocks and bonds plays a crucial role in portfolio allocation and diversification strategies. This correlation measures the degree to which the returns of these two asset classes move in relation to each other. When stocks and bonds exhibit a negative correlation, it implies that they tend to …

How the Airlines Hedge Fuel Costs

The recent rising cost of airline tickets can be attributed in part to the escalating fuel prices, which significantly affect operating expenses for airlines. To counter the adverse impact of fuel price volatility, airlines often adopt a strategic approach known as fuel hedging. This practice involves entering into financial contracts …

Using the VIX for Position Sizing

Position sizing is a critical aspect of trading that directly influences the risk and potential reward of each trade. It involves determining the appropriate amount of capital to allocate to a specific trade based on factors such as account size, risk tolerance, and market conditions. Effective position sizing aims to …

What Caused the Increase in Correlation?

Correlation in the stock market refers to the statistical relationship between the price movements of different stocks or assets. It measures the degree to which these price changes tend to occur together or in opposite directions over a specific period. Positive correlation implies that stocks move in the same direction, …

Credit Risk Models for Cryptocurrencies

Credit risk is a fundamental aspect of financial risk management that arises from the possibility of borrowers or counterparties failing to meet their contractual obligations. It refers to the potential of a borrower defaulting on their debt repayments, leading to potential financial losses for lenders or investors. Credit risk is …

Dynamics of the Volatility of Volatility Index, VVIX

The VVIX, also known as the Volatility of Volatility Index, is a measure that tracks the expected volatility of the CBOE Volatility Index (VIX). As the VIX reflects market participants’ expectations for future volatility in the S&P 500 index, the VVIX provides insights into the market’s perception of volatility uncertainty …