ABI Research estimates Amazon (AMZN +2.8%) only needs to generate about $10 in content sales a...

|By:, SA News Editor

ABI Research estimates Amazon (AMZN +2.8%) only needs to generate about $10 in content sales a month per Kindle Fire to generate a cozy 20% profit margin on the device. It's a plausible goal that helps make the Kindle Fire a "credible proposition," according to the firm.