Analyze and compare

Amazon.com, Best Buy, and Wal$-$Mart

Amazon.com, Inc. $($AMZN$)$ is one of the largest Internet retailers in the world. Best Buy Co$.,$ Inc. $($BBY$)$ is a leading retailer of consumer electronics and media products in the United States, while Wal$-$Mart Stores, Inc. $($WMT$)$ is the leading retailer in the United States. Amazon, Best Buy, and Wal$-$Mart compete in similar markets. Best Buy and Wal$-$Mart sell through both traditional retail stores and the Internet, while Amazon sells only through the internet. Sales and cash flow information from recent annual reports for all three companies is as follows $($in millions$)$:

$\backslash$table$[[,$Amazon,Best Buy,Wal$-$Mart$],[$Sales$,$$$135,987,$$$39,403,$$$485,873$