If each of your time steps is one week long, you are not modeling the stock price terribly well over a one-week time period, because you are saying that there are only two possible outcomes.
Quotes about one-week (7 Quotes)
No decision has been made regarding a Senate Judiciary Committee rule that permits any committee member to request a one-week postponement of a committee vote.
We take five, one-week vacations a year, and those dates are set in stone.
Besides passengers and cargo, we transfer Japanese culture, including 'haiku,' traditional Japanese short poetry. We hold a haiku contest for children around the world, and invite some of them on a one-week haiku journey.
If the text is not handed to the national assembly by the deadline... one choice is to ask for another one-week extension.
I still always get concerned about one-week hires. I see the situation at Colorado, and the next day the Boise State thing happens. If there's anything we've learned, it's that you have to show diversity and inclusion (in the hiring process).
The long-term vision is to work with trade show organizers to transform their shows from one-week events into 365-day exhibitions.