Learn how the Least Squares Criterion determines the line of best fit for data analysis, enhancing predictive accuracy in finance, economics, and investing.

Readers Edition. This is the (nearly) annual tradition of you, RPS readers, telling us where we went wrong in our annual ...

The last decade has been the hottest decade in human history.  Driven by drought and extreme winds, a massive fire burned its ...

An equation of the form \(y = mx + c\) where \(m\) and \(c\) are numbers, gives a straight line when values of \(x\) and corresponding values of \(y\) are plotted on a grid. A straight line is a ...

This important study combines optogenetic manipulations and wide-field imaging to show that the retrosplenial cortex controls behavioral responses to whisker deflection in a context-dependent manner.

Mitchell Grant is a self-taught investor with over 5 years of experience as a financial trader. He is a financial content strategist and creative content editor. Timothy Li is a consultant, accountant ...

Nonqualified dividends are taxed higher than qualified ones; rates match the ordinary income tax rate. Knowing your dividend type and stock holding period is crucial for tax planning in investments.

When Donald Trump stood on the White House lawn in April 2025 holding a large, laminated poster announcing the first round of trade tariffs to be imposed on different countries, the Trade Policy ...