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Blog | The Portfolio Doctor

The Portfolio Doctor

My blog provides valuable insights into Nobel Prize-winning financial strategies for investors. By utilizing decades of worldwide peer-reviewed capital markets research and analysis, I demonstrate how to build better investment portfolios with lower risks. I also examine common financial media misinformation and how investors can make better financial decisions.

Should you freeze your credit after the Marriott data breach? Here's what the experts say


The names, addresses, contact information and passport numbers of over 300 million people who stayed at a Starwood hotel property may have been accessed in a major data hack, Marriott hotels reported Friday. Marriott's data team confirmed that the Starwood guest reservation database — which contains up to 500 million accounts — had been compromised, and the hacking may have been ongoing since 2014.

Unfortunately, there may not be a lot of individuals can do to completely protect themselves in response. Even a credit freeze may not a comprehensive solution.

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What You Pay, What You Get: Connecting Price and Expected Returns

It has been more than 50 years since the idea of stock prices containing all relevant information was put forth. Information might come in the form of data from a company’s financial statements, news about a new product, a change in the regulatory environment, or simply a shift of investors’ tastes and preferences toward owning different investments.

Information is incorporated into security prices through the buying and selling process. While fair prices may not depend on a certain level of trading, over $400 billion of stocks traded on average each day in the world equity markets suggests that a great deal of information is incorporated into stock prices.1

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Talking About Death with Someone Who is Dying

To speak with your loved ones about death when it isn’t imminent is crucial, to speak with them when it is, is critical. Though difficult, finding a way to have these conversations can help you find solace and closure in their absence and closer to them while they are still here. 

Research shows that those who have discussions about death with those in our lives who know that they are dying – and if those conversations come from a place of honesty and openness – you become closer to those you love who you may be losing as well as feel more hopeful about the future.[i]

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The Impact of Inflation

When the prices of goods and services increase over time, consumers can buy fewer of them with every dollar they have saved.

This erosion of the real purchasing power of wealth is called inflation. Inflation is an important element of investing. In many cases, the reason for saving today is to support future spending. Therefore, keeping pace with inflation is a crucial goal for many investors. To help understand inflation’s impact on purchasing power, consider the following illustration of the effects of inflation over time. In 1916, nine cents would buy a quart of milk. Fifty years later, nine cents would only buy a small glass of milk. And more than 100 years later, nine cents would only buy about seven tablespoons of milk. How can investors potentially prevent this loss of purchasing power from inflation over time?

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Tim Bock Featured on Investopedia: How to Raise Financially Savvy Children

Good financial decision making starts in childhood and follows you through adolescence, college and into your adult life. Parents who teach their children the fundamentals of money management, budgeting and making prudent financial choices are providing them with a sound financial foundation.

However, teaching money skills early in life can often fall by the wayside because it is not exactly exciting. The disadvantage to this is that by the time kids are starting to make their own financial choices, they have not been given the tools to avoid mistakes and weigh their options responsibly. One of the most impactful ways to encourage informed financial decisions is to lead by example.

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