In conclusion = To conclude?
Yes, but actually many teachers advise against using words like that in the essay. They say the conclusion should not have words like that. Instead, it should just be written in a way that makes the reader know that it is the conclusion. But what you say is true: if you want to write "In conclusion..." that is the same as writing "To conclude..."
I'll try to help, because Susan is not here today:
However, in my view,
there would be a lot of disadvantages would overshadow the advantages above if the policy were to be implemented.
come true.I intend to express that if this
police policy w
ere to be realized, its disadvantages would be gre ater than its advantages.
;-)