What do you call a situation in which anyone's gain comes at someone elses expense

Some bias is inevitable. why? because it's impossible to cover everything in a completely balanced way! because networks only run stories that will attract viewers and listeners because only certain types of stories will make money because there are no consequences for presenting a blased story

According to stephen hawking in the "origin of the universe" lecture, "why are we here" and "where did we come from" are questions that

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel? mark this and return save and exit