| value |
{"aggregator_url":"https://arxiv.org/h {"aggregator_url":"https://arxiv.org/html/2604.00772v1","as_of":"2026-04-03T11:17:56.444213+00:00","canonical_url":"https://arxiv.org/html/2604.00772v1","enrichment":{"aggregator_url":"https://arxiv.org/html/2604.00772v1","article_chars":5000,"article_truncated":true,"blocked_reason":null,"candidate_id":"sc_867ec8e45f9d0f70","canonical_host":"arxiv.org","canonical_is_aggregator":false,"canonical_url":"https://arxiv.org/html/2604.00772v1","content_type":"text/html; charset=utf-8","enriched_at":"2026-04-04T00:30:34.780101+00:00","extraction_method":"heuristic","fetched_description":"","fetched_title":"Beyond the Beta Lorenz Curve: A New Parametric Family for Poverty and Inequality Estimation","final_url":"https://arxiv.org/html/2604.00772v1","html_truncated":true,"paywall_likely":false,"publisher_domain":"arxiv.org","publisher_resolution":"canonical_url","requested_url":"https://arxiv.org/html/2604.00772v1","source_event_id":"evt_2a3d4540c3d2","source_quality":"high","status_code":200,"version":"signal_enrichment_v2"},"fp":"921be484238dbf43","published_at":"","publisher_domain":"arxiv.org","query":"yield curve conflicting reports resolution primary sources","signal_understanding":{"analysis_basis":"article","claim_confidence":0.85,"dates_mentioned":[],"entities":[{"asset_class":"economic research","name":"Kakwani's Lorenz curve","relevance":"high","symbol":"","type":"model"},{"asset_class":"economic research","name":"World Bank","relevance":"high","symbol":"","type":"institution"}],"event_type":"research","information_gaps":["Specific details on the new parametric family's formulation are not provided.","No quantitative results on the accuracy improvements are mentioned."],"key_facts":["The new model was tested on over 2,000 datasets.","The General Quadratic Lorenz curve underestimates poverty in over 80% of cases."],"numeric_claims":[{"label":"datasets analyzed","value":"2000"},{"label":"underestimation rate of GQ Lorenz curve","value":"80%"}],"primary_claim":"The proposed four-parameter Lorenz curve model outperforms the General Quadratic Lorenz curve in estimating poverty, underestimating it in over 80% of analyzed cases.","relevance_score":0.9,"sentiment":"positive","source_quality":"high","summary":"The paper introduces a new family of Lorenz curves that corrects the limitations of Kakwani's model for estimating poverty and inequality, demonstrating improved accuracy across over 2,000 datasets.","topics":["poverty measurement","inequality estimation","economic modeling"]},"snippet":"The literature surrounding the Kakwani proposal contains conflicting results regarding the parameter space required for this model to characterize a ...","source":"web_search","source_domain":"arxiv.org","summary":"The literature surrounding the Kakwani proposal contains conflicting results regarding the parameter space required for this model to characterize a ...","title":"Beyond the Beta Lorenz Curve: A New Parametric Family for Poverty ...","url":"https://arxiv.org/html/2604.00772v1"}... |