Bibliographic record
Abstract
This paper provides an overview of when a surety may be released from his or her obligations under a guarantee following a material variation to the principal lending contract. Part I frames the overall discussion by reviewing the role and importance of guarantees in contemporary commerce, outlining the central tenets of guarantee obligations, and distinguishing them as a subset of indemnities. Part II reviews how sureties have traditionally enjoyed a favoured status at law as well as what, in law, is considered to constitute a material variation. Part III introduces and sets out a longstanding rule governing the liability of sureties following a material variation to the principal contract. Part III examines the decisions of the Supreme Court of Canada in Manulife Bank of Canada v Conlin and the Ontario Court of Appeal in Bank of Montreal v Negin and illustrates how the courts, under similar factual circumstances, arrived at conflicting outcomes. Part III summarizes the jurisprudence in Ontario following these decisions to show that most decisions have distinguished the Supreme Court of Canadaâs judgment in Conlin on the grounds that later guarantees have not been prone to the same inconsistencies. This argument is bolstered by an in-depth review of the Ontario Court of Appealâs recent decision in Royal Bank of Canada v Samson Management & Solutions, wherein the Court distinguished that case from Conlin and held the surety liable under her guarantee.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.001 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".