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Counts are not final incidence; corrections remain possible. Unloaded/future periods are missing, not zero.","kind":"socrata","label":"City of Chicago · Business Licenses","note":"Source xqx5-8hwx. Joint day/category/hour/applicable-flag/ward/status counts; no addresses, coordinates or incident identifiers. Each year's cells reconcile with an independent source total. Reads are not an atomic publisher snapshot. License records by term start, including renewals; not new businesses. Ward is as published, not reconstructed historical boundaries. Prepared daily community-area snapshot; scheduled rebuild at 06:00 America/Chicago. Full supported history is rechecked for corrections. Retrieval timestamps are preserved; this is not a real-time feed.  Local indexed neighborhood snapshot. Totals are for the loaded area before other filters, not citywide totals. 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Raw counts stay zero; low-count results depend on this convention.","Independent phase lines may jump at boundaries. Every observation belongs to exactly one phase.","Reporting, classifications and seasonality can change. 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They do not account for boundary search, serial dependence or source revisions.","Confirmed zeros are treated as 1 only for fitting and its diagnostics. Raw counts stay zero; low-count results depend on this convention.","Independent phase lines may jump at boundaries. Every observation belongs to exactly one phase.","Reporting, classifications and seasonality can change. Counts are not population-adjusted; a level shift without a slope change is not the target of this search.","Uses dated last-good cached data, not newly verified source counts.","At least one factor interval includes 1; its direction is uncertain under this approximation.","License records include renewals and use license-term dates. Category/ward changes and administrative practice can affect counts; these are not business openings, closures or employment.","Business frequency screening compares adjacent 24-month windows, requiring 48 complete months. The 12-month comparison is context only. Fixed two-year windows reduce renewal-calendar mismatch; they are not seasonal adjustment, proof of a renewal mechanism, or a test of stability.","Window assessment: annual-only. Annual-only flags do not enter the frequency ranking. Opposite directions and short history must not be described as persistent changes.","Many dependent filter conditions were searched. No multiple-testing-adjusted significance or causal attribution is claimed.","Frequency compares fixed equal-length windows of raw counts, not population risk or a celeration-factor ratio. Reporting, classifications and exposure may have changed."]},"runId":"7bd11af6414a226369d3d5b0823b59198f62581098cfb5d3cd6dce601a7bf10d","schemaVersion":1,"seriesId":"50bcdcab1a127db839f4eec579b3a4d2eb4085d71adcb93e7a75d7b4fa9e309f"},"sha256":"71861bbb97dbd7ddc406da14a68e01897449ae89542e403bc8cd432c2bbbc902"}}