- Products
- 1
- Markets
- 1
- Sources
- 2
1 shared / 0 unique to this selected set
Attribution footprint research lab
Compare products and markets attributed to operators in official sources. The documented footprint is not a firm-wide market share or a legal finding.
Comparable here
Exact attributed product counts, declared market memberships, official evidence methods, source pages, and pairwise intersections of those declared market sets.
Never inferred here
Compare exact attribution footprints, product labels, declared market memberships, and evidence custody only. Product shares remain inside their own market definition and year; they are never added or averaged across products or markets. Operator labels do not resolve legal identity, ownership, control, affiliate status, conduct, liability, causation, or market power.
Operator selection
Selections change the exact market footprint, pairwise overlap, and evidence packet without combining unlike shares.
4 selected / 20 shown. Counts describe evidence coverage, not firm size or market power.
Evidence footprint plane
Position uses distinct market and attributed product counts. Point area reflects source depth; it does not encode revenue, ownership, or concentration.
1 shared / 0 unique to this selected set
1 shared / 0 unique to this selected set
1 shared / 0 unique to this selected set
1 shared / 0 unique to this selected set
Market footprint matrix
Cells show source-labeled products and their latest reported market rows. Multiple products are listed separately and never summed.
United States / Observed U.S. search engine usage in each reported monthly snapshot
Pairwise market overlap
Overlap is shared measured markets divided by the pair's market union. It describes this dataset's coverage topology, not competitive similarity.
Yandex/DuckDuckGo
1 shared / 1 in unionSearch engines
Yandex/Ecosia
1 shared / 1 in unionSearch engines
Yandex/Yahoo
1 shared / 1 in unionSearch engines
DuckDuckGo/Ecosia
1 shared / 1 in unionSearch engines
DuckDuckGo/Yahoo
1 shared / 1 in unionSearch engines
Ecosia/Yahoo
1 shared / 1 in unionSearch engines
Attribution evidence custody
Evidence-type counts describe the attribution method used for each product label. They are not confidence weights or ownership findings.
| Operator | Product directory | Product page | Company page | Official terms |
|---|---|---|---|---|
| Yandex | 0 | 0 | 1 | 0 |
| DuckDuckGo | 0 | 0 | 0 | 1 |
| Ecosia | 0 | 0 | 1 | 0 |
| Yahoo | 0 | 1 | 0 | 0 |
DuckDuckGo / Official terms
DuckDuckGo / DuckDuckGo / accessed Jul 18, 2026
Ecosia / Official company page
Ecosia / Ecosia / accessed Jul 18, 2026
Yahoo / Official product page
Yahoo / Yahoo Search / accessed Jul 18, 2026
Yandex / Official company page
Yandex / Yandex / accessed Jul 18, 2026
Comparison contract
Comparable here: exact product-label counts, declared market memberships, official attribution methods, source-page custody, and pairwise intersections of those declared market sets.
Never inferred here
Compare exact attribution footprints, product labels, declared market memberships, and evidence custody only. Product shares remain inside their own market definition and year; they are never added or averaged across products or markets. Operator labels do not resolve legal identity, ownership, control, affiliate status, conduct, liability, causation, or market power.
Open relationship method