Results 111 to 120 of about 12,173,418 (313)

Do Politically Motivated Import Bans Leave Lasting Scars? Evidence From Australian–Chinese Beef Trade

open access: yesAgribusiness, EarlyView.
ABSTRACT In May 2020, China abruptly suspended imports from several major Australian beef processors, escalating a diplomatic dispute between the two countries. This trade measure disrupted one of the largest beef export relationships in the world almost overnight.
K. Aleks Schaefer, Youngjune Kim
wiley   +1 more source

Do More Open Economies Export Less Diversely in Brazilian Agribusiness?

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper asks whether municipalities with a larger export‐to‐revenue ratio display a more concentrated bundle of exported goods in Brazilian agribusiness. Recent advances in export imputation for Brazilian municipalities allow for an analysis of the concentration profile of each municipality and its association with export openness.
Alan Leal, Michelle Marcia Viana Martins
wiley   +1 more source

A note on the probability structure of a doubly randomized delayed start design

open access: yesStatistical Theory and Related Fields
The innovative doubly randomized delayed start (DRDS) design has been implemented to tackle the well-known challenge of a high placebo response rate in clinical trials.
Zhao Yang
doaj   +1 more source

The science of the placebo versus placebo science

open access: yes, 2017
Recent years have been politically tumultuous; elections and referenda are seldom out of the news, and politicians seek ever more extreme positions to gain media attention and votes. It appears widely accepted that we are living in the ‘post-truth’ era.
Beedie, C.
core  

How Does Patient Capital Enhance Agribusiness Resilience? Evidence From Chinese Listed Agribusinesses

open access: yesAgribusiness, EarlyView.
ABSTRACT In emerging economies where smallholder farming dominates agricultural production, agribusinesses serve as critical intermediaries linking smallholders to broader markets, and their resilience directly affects agricultural sustainability. Short‐term‐oriented capital is reluctant to adequately finance highly uncertain and cyclical agricultural ...
Siyuan Lyu   +5 more
wiley   +1 more source

El placebo y el efecto placebo

open access: yesRevista Cubana de Hematología, Inmunología y Hemoterapia
Se denomina placebo a una intervención diseñada para simular una terapia médica, que no tiene efectos específicos para la condición que está siendo aplicada.
Rosa María Lam Díaz   +1 more
doaj  

Essential Updates in the Surgical Management of Inflammatory Bowel Disease: Current Topics From 2024 to Mid‐2026

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
ABSTRACT Inflammatory bowel disease management has undergone a major transformation with the introduction of treat‐to‐target strategies and highly effective biologic and small‐molecule therapies. Although these advances have reduced the overall requirement for surgery, operative intervention remains essential for selected patients with ulcerative ...
Yoshiki Okita   +4 more
wiley   +1 more source

Comparison of Different Machine Learning Methodologies for Predicting the Non‐Specific Treatment Response in Placebo Controlled Major Depressive Disorder Clinical Trials

open access: yesClinical and Translational Science
Placebo effect represents a serious confounder for the assessment of treatment effect to the extent that it has become increasingly difficult to develop antidepressant medications appropriate for outperforming placebo.
Roberto Gomeni   +1 more
doaj   +1 more source

Learning by observing: a systematic exploration of modulatory factors and the impact of observationally induced placebo and nocebo effects on treatment outcomes

open access: yesFrontiers in Psychology
IntroductionObservational learning (OL) refers to learning through observing other people’s behavior. OL has been suggested as an effective and simple tool to evoke treatment expectations and corresponding placebo and nocebo effects.
Helena Klauß   +4 more
doaj   +1 more source

The effect of placebo and neurophysiological involvements [PDF]

open access: yes, 2004
Placebo and placebo effect are important issues related to the drug therapy for clinical and scientific meanings. The rates of placebo may get as many as 50% for analgesic drugs in headache. The high answer to placebo brings questions on pathophysiology
GALLI, FEDERICA   +2 more
core  

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