Acting Social Security Commissioner Carolyn Colvin at a news conference last year. She says women need to start saving for retirement early in their careers. Charles Dharapak/AP hide caption

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The R.C. Jewelry Store in New Delhi. Indian women have always treasured gold for its beauty and for providing a measure of social security. Today it is also being used to give them a larger say in the family's finances. Julie McCarthy/NPR hide caption

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Sallie Krawcheck speaks onstage at the Pennsylvania Conference for Women last year. She says when it comes to negotiating salary, "men ask and women don't." Lisa Lake/Getty Images hide caption

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Alicia Villanueva gives change to a customer at Off the Grid, a weekly street-food market in San Francisco. Sarah Peet /Sarah Peet Photography hide caption

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In Blue Jasmine, Cate Blanchett plays a wealthy New York socialite who has it all, loses it all and ends up delusional on a park bench. Perdido Productions hide caption

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International Monetary Fund Managing Director Christine Lagarde in Brussels earlier this year. Lagarde says women are underutilized in the global economy. Geert Vanden Wijngaert/AP hide caption

itoggle caption Geert Vanden Wijngaert/AP

Our Women and Wealth series will involve you, too. We're asking women to share their best lessons about earning, saving, investing or using money. The above quote comes from Sen. Amy Klobuchar, D-Minn. You can see more from her, and other influential women, and add your two cents at our Tumblr, She Works Her Money. NPR hide caption

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Dressed in the black and neon orange colors of the new transit police, these women are slated to replace a force of notoriously corrupt traffic cops in Mexico State. Edith Chapin/NPR hide caption

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A bride and groom exchange rings during a traditional Indian wedding ceremony. Although most marriages in India are still arranged, a growing number of women are taking matters of the heart into their own hands, using social networking clubs and matrimonial websites. iStockphoto.com hide caption

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Group houses are becoming popular — again — among some single baby boomers, and not just for financial reasons. Marianne Kilkenny (second from right) shares her home in Asheville, N.C, with four other people. Mike Belleme/The New York Times hide caption

itoggle caption Mike Belleme/The New York Times