Wu Jingbo's advertising ROI model is not a "one-time formula" but rather a self-iterating "living system." From public sharing and practical reviews, he breaks down optimization into a closed-loop of ...

I published my plans to use the Saltgator soft gel injector to make Warhammer terrain with such high hopes - they’ve already come to ruin.

The unbiasedness hypothesis is so prevalent in the finance literature that many tests for it have been developed. We examine four of the common tests and and use our cointegration results to ...

Most previous tests of this hypothesis have been based on comparisons of growth rates. In this paper it is argued that comparisons of income levels yield a superior test. Strong forms of the Olson ...

A first-of-its-kind Blood Pressure Treatment Efficacy Calculator built on data from nearly 500 randomized clinical trials in over 100,000 people allows doctors to see by how much different medications ...

Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

New data on baryon acoustic oscillations strengthen the case for a local cosmic void. The finding offers a possible solution ...

A mystery object tearing towards Earth at break-neck speed has raised fears that aliens are on their way here.

This useful study shows that stimuli of a certain size elicit theta oscillations in V1 neurons both in spikes and local field potentials, and monkeys performing a dot detection task on these stimuli ...

John A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, United States ...

Discover Sirius, the Dog Star, the brightest star in the night sky and learn how to spot it, its history, and why astronomers study it.

Span-of-Duty Grades and Students’ Regional Examination for Nurse Registration (RENR) Outcomes in Jamaica. Open Journal of ...