Source concentration

Not yet qualified

Qatar represented-source concentration

How active advertisement rows in the dated cohort assigned to Qatar by each source entry's dominant market are distributed across represented source entries. Country cohorts use each source's dominant market, so a source total can include rows outside that country.

This study does not yet clear its evidence threshold

The route is published so the framework and evidence status remain visible. It is excluded from indexing until refreshed evidence meets the thresholds stated below.

What the snapshot shows

How concentrated is the represented source-entry snapshot?

Qatar — Source concentration: Represented source: Property Finder Qatar — 50,025 / 50,025 Active source rows; Largest represented source share: 100%; Source-entry concentration (HHI, 0–1 scale): 1.000. Country cohorts use each source's dominant market, so a source total can include rows outside that country.

Reports the largest represented source entry's share, HHI on a 0–1 scale, and effective source-entry count. These describe Landomo's generated portal-key snapshot, not unique publishers or national portal market share.

Largest represented source share
100%
Source-entry concentration (HHI, 0–1 scale)
1.000
Effective number of source entries
1
Qatar represented-source concentration — Snapshot evidence
Represented sourceActive source rowsShare of represented source rows
Property Finder Qatar50,025100%

Evidence threshold

At least 2 represented source entries, each with at least 500 rows, and 5,000 active source rows in total. Every snapshot required by this study must be dated no later than the evaluation date and be no more than 90 days old.

Method

An active source row is an advertisement record represented in Landomo at the capture time. A represented source entry is one generated portal key; entries are not consolidated into unique publishers. A source entry is assigned to a country cohort by its dominant market, so its total is not a country-filtered national count. A row is not a unique property or a completed transaction.

Limitations

  • The same property may occur on more than one portal, so source rows are not deduplicated homes.
  • The snapshots cover sources represented in Landomo; they are not complete national inventories or portal market-share estimates.
  • Country cohorts use each source's dominant market, so a source total can include rows outside that country.
  • Asking prices are advertisements, not completed transaction prices.
  • Portal and city snapshots were captured on different dates and are never added together.
  • Generated source entries are portal keys, not deduplicated publishers; aliases or regional entries can belong to the same publisher.

Provenance

Reviewed
Portal catalogue snapshot

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