Uploaded on 2015-05-14 by Ian-C

source: from Yahoo.com ![Stock and Flows of Goods. Very important to the business and economy][2] source: from Yahoo.com ![Stock and Flows of Foods. Significant to daily life of the citizen][3] source: from Yahoo.com [1]: https://edxuploads.s3.amazonaws.com/14315983044869461.jpg [2]: https://edxuploads.s3.amazonaws.com/14315983998220227.jpg [3]: https://edxuploads.s3.amazonaws.com/14315985605733009.jpg