Results 221 to 230 of about 21,482,423 (311)
American Journal of Agricultural Economics, EarlyView.Abstract This paper derives a firm‐level threshold, the Herfindahl Neutral Point, from the standard concentration index used in merger review. At this threshold, a marginal expansion leaves the index unchanged. Firms below the threshold reduce concentration when they expand; firms above it increase concentration.
Andrew J. Keller, Krishna P. Paudel
wiley +1 more source
Measuring Safety Risks in Online Drug Sales: Empirical Study Based on Complex Network Theory. [PDF]
JMIR InfodemiologyJiang R, Xing B, Shu L.
europepmc +1 more source
The role of venture‐financed startups in innovation for US agriculture
American Journal of Agricultural Economics, EarlyView.Abstract To evaluate the role played by startup companies in the innovation ecosystem of US agriculture, we compile a unique dataset of 6024 new entrants founded 1987–2019 that details their financing lifecycles, annual economic performance, and patenting activities.
Gregory D. Graff +2 more
wiley +1 more source
Kindness has a future in health care. [PDF]
Future Healthc JMontori VM, Allwood D, Berry LL.
europepmc +1 more source
Crop insurance and irrigation behavior: The conditional role of pumping costs
American Journal of Agricultural Economics, EarlyView.Abstract Excessive water use for irrigation can accelerate the depletion of water resources, undermining agriculture's resilience to weather‐related shocks. Understanding how farmers make water use decisions is essential for developing effective water management policies.
Sungmin Cheu, Molly Sears
wiley +1 more source
The Implementation and Clinical Validation of a Whole-Genome Sequencing Non-Invasive Prenatal Test in a High-Complexity Clinical Laboratory: A Retrospective Analysis of 11,235 Pregnancies. [PDF]
Diagnostics (Basel)Northrop LE +3 more
europepmc +1 more source