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Methodology:
Elections in Newfoundland and Labrador employ a "first-past-the-post"
voting system. Thus the prediction of the election result in terms of
the seats distribution in the provincial legislature is based on a
prediction of the election result in each constituency. The use of a
voter migration matrix reflects the notion that voters change their
opinion about candidates and parties in a similar way across the
entire province. That is, a party that gains or loses vote in one
constituency tends to gain or lose votes in other constituencies. In
the simplest form, this "swing" can be applied across all
constituencies.
Naturally, applying this simple voter migration matrix to the election
results from a previous election is a simplistic way of forecasting
the outcome of a forthcoming election. It is simplistic in three
ways. First, it does not reflect the change in population. Some
children have reached voting age, some (mostly older) people have
died, and other people have moved to Newfoundland and Labrador or have
moved away from Ontario. Second, it does not reflect the possibility
that voters from the last election abstain in the forthcoming
election, or abstainers in the last election choose to vote in the
forthcoming election. Third, the voter migration matrix is applied
identically across all constituencies, thus ignoring important local
factors. A more sophisticated approach would take care of these three
problems.
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2023 Sauder School of Business,
University of British Columbia. |
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