This is just one of the stories from our I’ve Always Wondered series, where we tackle all of your questions about the world of business, no matter how big or small. Ever wondered if recycling is worth it? Or how store brands stack up against name brands? What do you wonder? Let us know here. Carol Shearer of Eagle River, Alaska, says this started as an economic question in the grocery store. She n
![Why are green olive in jars, but black ones are in cans?](https://cdn-ak-scissors.b.st-hatena.com/image/square/f56c1cf5e8543d53cfdd4bc937c7199250793440/height=288;version=1;width=512/https%3A%2F%2Fwww.marketplace.org%2Fwp-content%2Fuploads%2F2014%2F05%2Folives-3466908_1920.jpg%3Fw%3D1200)