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Showing posts from August, 2009

Link round-up

- Greg Mankiw is teaching a freshman seminar this fall and shares his reading list here .* - J.D. on Get Rich Slowly has a really nice overview of federal taxes , including showing historical marginal and average tax rates, an international comparison of tax burdens, and how much we pay per billion dollars of government spending (along with useful links for the source data for all that). - That last point, about how much we pay, is from the guy who does the death and taxes poster, which I had heard about but never actually seen. It's pretty amazing, showing "...over 500 programs and departments and almost every program that receives over 200 million dollars annually. The data is straight from the president's 2010 budget request and will be debated, amended, and approved by Congress to begin the fiscal year." - And this one isn't really about teaching economics but I can't understand why more people aren't talking about the 'public option' that exi

Marketplace Fun-oh-One

NPR's Marketplace has had a feature this past week where they have talked to economists about some lighter topics. A couple might be interesting to principles students, particularly Justin Wolfers talking about the opportunity costs of exercise and Betsey Stevenson talking about searching for a mate. Friday's segment with Paul Kedrosky is a good example of how economists think (and how we can't really turn off that mode of thinking, even when we're doing pretty mundane stuff).

How I teach Principles: Aplia

I find myself working on several projects this summer that involve writing about my teaching approach in the 500-seat Micro Principles class and I thought that readers here might be interested as well. I previously posted about how I use clickers and podcasts . Most economics professors have, by now, heard of Aplia but for anyone who hasn't, it is a company founded by Paul Romer that basically provides online assignments. They work with several publishers and if you use a textbook they partner with, you can get problem sets customized to that text and an online version of the book. The first semester I used Aplia, I assigned several of the problem sets that corresponded to the Mankiw text I use. Students tended to hate them, I think largely because I did not edit the questions carefully enough, to make them match what I do in class and the questions I ask on exams (I don't use the publisher-provided test bank). In subsequent semesters, I have assigned fewer problem sets, and

How I teach Principles: Podcasts

I find myself working on several projects this summer that involve writing about my teaching approach in the 500-seat Micro Principles class and I thought that readers here might be interested as well. I previously posted about how I use clickers . One of the challenges for faculty who want to make their classes more interactive is that these activities generally take more time than simply lecturing on the same material. I absolutely believe that using clickers and other in-class activities lead students to a deeper understanding of ideas, and I have always taken more of a 'depth over breadth' approach anyway. Still, when I started using clickers, I knew that I would have to make some adjustments and cover even less material. One way I have made time in class is that I have stopped using class time for basic definitions. Instead, I require that students listen to short podcasts (no more than five minutes) that I record using Audacity , a freeware sound editor. The podcasts give

Student reaction to clickers

This is a follow-up to my previous post about how I use clickers in the 500-seat Micro Principles class. Although I do not have direct evidence of how clickers impact student learning, I have survey responses to several questions about clickers (SDSU’s Instructional Technology Services provides a survey that they ask all clicker-using faculty to administer at the end of each semester). Responses to these questions suggest that students believe clickers help them learn and make them feel more involved: Class clicker usage helps me to remember important course content: 80.6% strongly or somewhat agree; 7.3% strongly or somewhat disagree Class clicker usage helps me focus on course content I should study outside of class: 70.9% strongly or somewhat agree; 9.7% strongly or somewhat disagree Class clicker usage makes me more likely to attend class: 85% strongly or somewhat agree; 5.3% strongly or somewhat disagree Class clicker usage helps me to feel more involved in class: 83.5% strongly

How I teach Principles: Clickers

I find myself working on several projects this summer that involve writing about my teaching approach in the 500-seat Micro Principles class and I thought that readers here might be interested as well. Over the next several days, I'll be posting about how I use clickers, Aplia and podcasts . I use clickers from eInstruction ; San Diego State decided a few years ago to standardize with one company across campus and I think it was a really good move (more information about clicker use at SDSU, including faculty and student feedback, and links to research on their effectiveness, can be found here ). As more and more faculty have adopted clickers, it has become easier for me to explain them to my students and to justify their cost. I embed clicker questions in the PowerPoint slides using eInstruction’s PowerPoint plug-in so the transition to questions is seamless during lectures. My policy is to make every class worth the same number of points (last semester, it was 3 points; previous