Some banks offer variable rate loans with defined periods. for example, a variable rate loan might start at 3% and have the rate guaranteed not to increase for five years. this could be a rational loan option for a person if he or she

The answer is: plans to pay off the loan entirely within five years

Having guarantee like this would make it much easier for the debtors to formulate their financial planning so they can afford to pay their loan within the range of their convenience.

With an interest rate that guaranteed to not change like this, the creditors do not have to worry on the market condition for the next five years since it wouldn't affect the amount that they had to pay.

a small town is a good definition for new france in 1750. new france was the area colonized by france in north america. the area is nowadays the city of quebec in canada.

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.