概要: RealPage社のYieldStarアルゴリズムは、カナダの家主が機密性の高い非公開の市場データを利用して賃料価格を調整することを可能にしたとされています。このソフトウェアは、共謀と人為的な価格上昇を通じて、家賃統制のない物件の賃料上昇に加担したと非難されています。入居者からは大幅な賃料上昇が報告されており、家主によるこのアルゴリズムの使用が原因だと主張しています。
Editor Notes: See also: Incident 376: RealPage Algorithm Allegedly Inflates Rents and Reduces Competition in Housing Market. This incident (894) focuses on allegations of the YieldStar algorithm in the Canadian rental market. These two incident narratives are closely related. A note on the incident date: 01/01/2017 is an approximate placeholder based on the GWL Realty Advisors 2017 Annual Review (published on June 11, 2018), in which they state, "In 2017, an important accomplishment and offshoot of [the project of 'streamlining our administrative processes and leveraging technology'] was the implementation of YieldStar, a revenue management platform" (page 22). The report can be accessed at the following URL: https://www.gwlrealtyadvisors.com/post_news/our-2017-annual-review-is-now-available/. Some other timeline notes from reporting on this incident: (1) 2022: Cynthia Black, a tenant in Toronto, reported significant rent increases attributed to YieldStar in Livmore buildings. (2) June 2024: The FBI announced an investigation into YieldStar and RealPage in the U.S., citing price-fixing and collusion allegations. (3) August 2024: The U.S. Department of Justice filed a lawsuit against RealPage and landlords using YieldStar for antitrust violations. (4) October 2024: GWL Realty Advisors reportedly conducted an internal review and terminated YieldStar use in response to these allegations. (5) November 2024: The Canadian Innovation Minister, François-Philippe Champagne, called for a Competition Bureau investigation into YieldStar’s role in Canadian rental markets.
Alleged: RealPage developed an AI system deployed by Woodbourne Capital Management International LP , Tribute Communities , The Rockport Group , TAS Impact , RioCan Living , Rhapsody Property Management Services LLP , GWL Realty Advisors Residential Inc. , First Capital Real Estate Investment Trust , EDGAR Development Corp. , Dream Unlimited Corp. , Core Development Group Ltd. , Choice Properties Real Estate Investment Trust と Canadian property managers using YieldStar, which harmed Tenants in Canada , Tenants , Public trust in the rental market , Economically vulnerable tenants in Canada , Cynthia Black , Economically vulnerable people と Economically vulnerable tenants.
関与が疑われるAIシステム: YieldStar
インシデントのステータス
Risk Subdomain
A further 23 subdomains create an accessible and understandable classification of hazards and harms associated with AI
4.3. Fraud, scams, and targeted manipulation
Risk Domain
The Domain Taxonomy of AI Risks classifies risks into seven AI risk domains: (1) Discrimination & toxicity, (2) Privacy & security, (3) Misinformation, (4) Malicious actors & misuse, (5) Human-computer interaction, (6) Socioeconomic & environmental harms, and (7) AI system safety, failures & limitations.
- Malicious Actors & Misuse
Entity
Which, if any, entity is presented as the main cause of the risk
AI
Timing
The stage in the AI lifecycle at which the risk is presented as occurring
Post-deployment
Intent
Whether the risk is presented as occurring as an expected or unexpected outcome from pursuing a goal
Intentional


