I have created a proposal for a new option for closing homework questions that don't meet the standards that we've set forth. I anticipate the benefit of this being that the reason for closing will be a little more clear for new-comers posting homework questions. Also, there will be less work involved in closing a question because you wont have to write a comment describing the reason every time you vote to close a homework question.
When you choose to close a question, there is an option to edit reasons.
I clicked this and proposed the following reason as a new option:
I'd like to get some feedback on if you think this should be a new option and if it needs any re-wording. When/if we decide on it, it needs another moderator to approve it. The link to approve it can be found here: https://economics.stackexchange.com/admin/flags/close-as-off-topic