Apart from the specific trends highlighted above, which cause some investors to worry, the report portrays an overall optimism borne by the recent healthy real-estate "upcycle" and improving economy.

Leah reflects on one incident that triggered her fears, when her investors threatened to shut her studio down.

Startup investors are a distinct type of rich people.

Traffic jam leads to expense and unpredictability, things that keep investors away.

For investors who desire low risk and guaranteed income,U.S. Government bonds are a secure investment because these bonds have the financial backing and full faith and credit of the federal government.

Two questions often bother first-time corporate bond investors

Investors will invest in a bond considered risky only if the potential return is high enough.

Standard & Poor's and Moody's Investors Service rate the level of risk of many corporate and government bonds.

What distinguishes a depression from a harsh recession is paralyzing fear - fear of the unknown so great that it causes consumers, businesses, and investors to retreat and panic.

Why do consumers, businesses and investors retreat and panic in times of depression

But that won't stop inventors from dreaming up new ways to fly and trying to persuade investors to back their sometimes outrageous schemes.

Investors shouldn't write off brick and mortar.

When investors put up money to build, say, a nuclear power plant, they expect to earn that money back over the planned life of the plant, which is typically between 40 and 60 years.

But banks' shares trade below their book value, suggesting that investors are skeptical.

Transient investors, who demand high quarterly profits from companies, can hinder a firm's efforts to invest in long-term research or to build up customer loyalty.