As a serious dancer, Petra watches what she eats. She knows that she is underweight, but fears that if she starts eating more, she will get fat. In addition to a preoccupation with food, she has also stopped menstruating. Petra's behaviors suggest that she might be suffering from .

Locate an article online from a news source that illustrates at least one determinant of supply. write a summary of the article, list the determinant(s) that were discussed in the article, and give a brief explaination of the effect of the determinant(s). you don't need to write the entire thing out, just find a source and tell me what i should include. i'm not the best at some parts of economics, and this is one of the parts i suck at.