Over at Freakonomics an interview with Rose George, author of The Big Necessity, about treating human waste, shows that for every dollar spent on sewage treatment, seven dollars in health care costs are saved. Truly, the best health care invention of the last 200 years is toilets.
Category: economics
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The Future of the Educational Marketplace
I was reading Stephen Downes‘ article on the Future of Online Learning, and ran into a paragraph that hit home more than the rest, about the marketplace for course content.
Today, much of the value derived from the learning marketplace is based on an artificially imposed scarcity – a scarcity of seats in classrooms, a scarcity of credentialing agencies, and a scarcity of educational publications, for example. These scarcities will disappear as governments prefer to fund education directly, and at cost, rather than support such business models.
Government directly supporting learning and bypassing the “business models” of educational institutions. This will cause an incredible upheaval. I guess the best way to weather this change as a learning facilitator, or provider of “knol”s would be to sharpen delivery methods and make sure my content is valid, relevant, and reliable. This will be all about building a reputation and a community of followers, whom we used to call students. Hoo-boy, do most of us have our work cut out for us.
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Bowling Alone in a Recession
Reading the news today, a paragraph from David Brooks stands out as a prediction on the social fabric of the US as they (we?) enter into a prolonged recession.
Finally, they will suffer a drop in social capital. In times of recession, people spend more time at home. But this will be the first steep recession since the revolution in household formation. Nesting amongst an extended family rich in social capital is very different from nesting in a one-person household that is isolated from family and community bonds. People in the lower middle class have much higher divorce rates and many fewer community ties. For them, cocooning is more likely to be a perilous psychological spiral.
Having seen this first-hand as a consumer in Japan, and as a provider of services (education), I can attest that adjustments are harsh, but usually not swift. If you can start to rebuild your personal infrastructure, and adapt, you will eventually achieve both an adjustment of expectations and possibilities that will leave you with a cleaner outlook on the world.
The title refers to a book about socialization in the US. Will follow up later.
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Implicit Knowledge
Thanks to the guys over at Freaknomics, specifically Ian Ayers editorial in the Los Angeles Times by the Police Commissioner, I have found a new tool.
Ayers did a study on who gets stopped by the LA PD. Minorities are stopped much more often, searched, frisked and questioned much more than whites, even when violence is controlled for. His study also shows that these minority searches and questionings turn up far fewer results than when questioning and searching whites.
So the Police Commissioner complained in an editorial about Ayers study. The link above is the response by Ayers to those remarks. Very telling, and very scientific. Clear thinking, as opposed to the blustering of the Police Commissioner.
In any case, near the end of the post, Ayers suggest that to begin to alleviate the problem, every officer on the force should take the Implicit Association Test, developed at Harvard and free online. These tests measure whether you have a prejudice (prejudging) toward some group of people or ideas. I took the Fat/Thin test as an example. It showed fat people and thin people in pictures. I had to quickly identify by pressing one of two keys on the keyboard (one on the right, the other on the left) as quickly as I could, without thinking. Then I had to match vocabulary to the words GOOD and BAD. Then the pictures and words were combined in different orders. I had to match faces or vocabulary quickly, without thinking.
It takes about 10 minutes to do a test, and it takes your full concentration. Try it out for a number of possible unconscious (or pre-conscious) leanings. I am going to get my students to do the gender one. They have versions in many different languages.
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Utterly Cynical GOP
Saw this first on Digg, where the GOP is trying to use foreclosure roles in Michigan to deny people the vote.
How sadly, sinisterly ironic is this. Deregulate the mortgage lending industry so that the market collapses and voters get booted from their homes. Use this information to eliminate these disgruntled voters from the polling place. (posted by Knute5)