Jason Fernando is a professional investor and writer who enjoys tackling and communicating complex business and financial problems. Erika Rasure is globally-recognized as a leading consumer economics ...

Various large and small wine bottles on a wooden table - Static Media / Shutterstock / Getty Popping open a bottle of Champagne on a special occasion helps emphasize the significance of the day, ...

It turns out there's a technical term for a really, really big bottle of wine. According to Bijan Ghiai, beverage director for Urban Hill in Salt Lake City, Utah, winemakers have been packaging in ...

Power analyses and sample size calculations are important parts of many research projects. Often, before data are even collected, it is necessary to calculate and justify the required sample size for ...

Wondering how many people in the United States have a smartphone? If you poll 20 people on the street, your survey won’t be representative of the entire American population. But if you just want to ...

Karla Walsh is a Des Moines, Iowa-based lifestyle writer with more than 15 years of journalism experience. Visiting restaurants helped her fall in love with food while conquering an eating disorder, ...