There are many ways you could paraphrase this, but one option would be "Experts think the recession will soon pass", since "Financial" and "optimistic" are implied.
Answer:
ummmm..... can u be more specific of what book or passage u are talking about so I can answer it for u
When you preview something, you inspect it. Previewing helps you get a glimpse of what's ahead before you read or something, kind of like skimming.
B. Fortunato hopes Montresor is playing a joke on him.