Estelle CaldwellChief Data Officer · Essays & perspective

Estelle Caldwell / Chief Data Officer

Three arguments about what a bank's data does to its customers

Perspectives from a life in leadership.

The latest essay

Mortgage renewal risk5 min read

Arrears are the last number to move in a mortgage renewal wave

Canadian mortgage arrears have stayed low while terms signed at the lowest rates renew at much higher ones. Boards should read payment strain and deposit behaviour instead, use what they learn to help borrowers and to provision honestly, and keep it out of pricing.

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The archive.

Mortgage renewal risk

  1. Mortgage renewal risk5 min read

    Arrears are the last number to move in a mortgage renewal wave

    Canadian mortgage arrears have stayed low while terms signed at the lowest rates renew at much higher ones. Boards should read payment strain and deposit behaviour instead, use what they learn to help borrowers and to provision honestly, and keep it out of pricing.

    Open essay

AI in credit decisions

  1. AI in credit decisions5 min read

    A fairness test cannot see the applicants your matching lost

    Fairness testing of credit models usually compares outcomes between groups at the end of the pipeline. In a bilingual market the larger harm often sits upstream, in record matching that fails more often for French names and addresses, and it usually afflicts the old process as much as the new model.

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Consumer-driven banking

  1. Consumer-driven banking5 min read

    Under consumer-driven banking, a bank's data errors leave with the customer

    Canada's consumer-driven banking framework will let customers direct their bank to share their data with accredited participants. Banks should treat the shared fields as a product with a published quality standard and a correction route, not as an interface built to satisfy a rule.

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