absolutely
No. Economics is an academic discipline, like philosophy, algebra, music and chemistry. As such, it is not generally capitalized. However, when discussing a specific academic course at a learning institution, such as "Economics 101", or "Industrial Economics", it is proper to capitalize.
Correct: Ayn Rand's understanding of economics was naive.
Correct: I'm certain I passed my Economics and Asian Anthropology exams.
Incorrect: I enjoy learning about Economics and Literature.
You should not capitalize a sentence fragment following a colon.
No, you should not. You should only capitalize a word when it is at the start of a sentence or when it is a proper noun.
When it is in the beginning of the sentence.
No. It's not necessary.
Unless it is the first word in a sentence, then you don't need to capitalize "tobacco."
No, academic fields are not capitalized. The exception would be if it is describing a country "I am majoring in French"
no you should not unless it is at the begging of the sentence!
Yes, you should capitalize the letter after a comma in a sentence.
Yes, you should capitalize the word after a comma in a sentence.
You should not capitalize a sentence fragment following a colon.
Yes, you should capitalize the first letter after a comma in a sentence.
if you are starting a new sentence, yes you should. if you are using the word in the middle or at the end of the sentence, you shouldn't capitalize it.
No, you should not. You should only capitalize a word when it is at the start of a sentence or when it is a proper noun.
When it is in the beginning of the sentence.
Yes, you should capitalize "Hydrocodone" as it is a proper drug name.
At the beginning of a sentence.
No.