Unit 3: Crops and Irrigation Patterns in the United States
Chris Sinton, Ithaca College
This unit is designed to allow students to quantitatively assess how much water is used for irrigating crops and how this varies across the United States. This unit also has students link water use to the economic ...

Unit 2: Water Footprints
Robert Turner, University of Washington-Bothell Campus
Unit 2 opens a window into water accounting and reveals intensive water use that few people think about. How much water goes into common commodities? Have you considered how much water it takes to support our ...

Economics: Total Economic Valuation of the Arctic
Lea Fortmann, University of Puget Sound
This module involves students conducting a partial replication of a paper from the peer reviewed journal, Ecosystem Services, that involves estimating the total economic value of ecosystem services in the arctic. ...

One day it is too hot and other days it is too cold. Do we need to replace the HVAC system?
Monika Kiss, Saint Leo University
This project will allow students to create a mathematical model to help in making decision about replacing HVAC units on a large scale.

Introduction to Microsoft Excel
Dave Hirsch, Western Washington University
This assignment walks students through the creation of an Excel spreadsheet, step by step. It includes fills, references, formulas, and charts.

Oil Demand and Consumption
Steve Iona, University of Denver
Data modeling activity using oil reserve and consumption data. Students predict when oil reserves meet or exceed reserves.

Energy Consumption Rates across the USA and the World
Glenn A. Richard, Mineral Physics Institute, Stony Brook University Screen capture of Google Earth image of data from giasen at World Oil Consumption Per Capita on the Google Earth Community Forums 
A investigation of differences in rates and categories of energy use between countries and US states

Setting up a Keynesian cross model in Excel
Miles Cahill, College of the Holy Cross
This Excel spreadsheet assignment brings students step-by-step through the process of solving and analyzing a Keynesian cross model. It is most appropriate for principles-level macroeconomics courses.

Should I Unplug?
Lori Carmack, Salisbury University
Short Description goes here: Short DescriptionThis section should be a distillation of the summary above. This description will be displayed in search returns. The optimal length for this description is on the order of 1-2 sentences. Short Description goes here:

Perfect Competition: A Context Rich Problem
Joann Bangs, College of St. Catherine
Students find the profit-maximizing level of output for a perfectly competitive firm and check the shut-down condition for two different prices.