OK, public finance deals with the way government is involved in the economy. Would you like to know more about it?
Good choice! Public finance deals with the governments role in the economy. I'm sure there a bit of stress when it comes to a job like this!
I'd like to work in finance some day, do you have any good information about different branches of finance so I can maybe narrow it down? Well, just to clarify finance deals with the  study of investments. That's what you're looking to know about? Yes that's exactly the area of interest for me. Great! There are three categories. The public, corporate and personal finance. Do you have a preference of which area you might like best? I'd like to know more about public finance I think, what do you have for me?
Public finance is the study of the role of the government in the economy.