| Piled Higher and Deeper by Jorge Cham |
www.phdcomics.com
|
|
 |
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|
title:
"opportunity cost" - originally published 5/2/2002
|
||
| Piled Higher and Deeper by Jorge Cham |
www.phdcomics.com
|
|
|
||
|
title:
"opportunity cost" - originally published 5/2/2002
|
||