Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Pretend you are a student intern of a news agency in charge of posting tweets.
You are to tweet about the following article. Your tweet should consist a detailed outline describing exactly what has transpired within the article. 
Keep in mind the 5 W's and 1 H's when constructing your outline. Highlight any ideas/themes found within the article.
Finally, the hashtags need to be in machine-friendly format for future use. Hence, convert the hashtags to follow snake-case-with-hypens instead of pascal-case.

Adopt the following format when presenting your response.
Outline:
[requested information]

Hashtags:
[suggested tags]

Hashtags (machine-friendly):
[same as the previous section, but in machine-friendly format]

### Input:
Article:
Even if the stakes are not as high as life and death, the entire course of one's life becomes determined in this way, and not even from the basis of pure merit. In fact, such a social phenomenon is explained in a 2021 research article by NAME_1 — "Saving money or losing face?". In the article, they relate the cause of social disparities to something known as "social identity theory." This theory is based on an understanding that one's social identity would contribute to the way others view them and by adopting a more socially ideal identity, it would bring about apparent benefits.

### Response: