scholarly journals Identifying and decomposing peer effects on decision-making using a randomized controlled trial

Author(s):  
Daichi Shimamoto ◽  
Yasuyuki Todo ◽  
Yu Ri Kim ◽  
Petr Matous

AbstractUtilizing a randomized controlled trial (RCT) in traditional clusters of apparel and textile firms in Vietnam, this paper investigates peer effects on firm managers’ decisions to participate in seminars on export promotion. We invited 131 randomly selected firm representatives to three one-day seminars on export promotion. We use the number of randomly invited peers to identify peer effects. We further decompose the invited peers into peers invited to the same seminar, those invited to the earlier seminars, and those invited to the later seminars. We find that the former has a positive effect on firms' participation, whereas the latter two have no significant effect. These results imply that peer effects on participation primarily arise from the benefits of face-to-face interactions. The presence of positive peer effects suggests that multiple equilibria in terms of the share of participants within each village of firms may emerge, which is also consistent with our observations.

2002 ◽  
Vol 8 (5) ◽  
pp. 270-273 ◽  
Author(s):  
Richard Chua ◽  
John Craig ◽  
Thomas Esmonde ◽  
Richard Wootton ◽  
Victor Patterson

In a retrospective review, the telemedical management of 65 outpatients from a randomized controlled trial (RCT) of telemedicine for non-urgent referrals to a consultant neurologist was compared with the management of 76 patients seen face to face in the same trial, with that of 150 outpatients seen in the neurology clinics of district general hospitals and with that of 102 neurological outpatients seen by general physicians. Outcome measures were the numbers of investigations and of patient reviews. The telemedicine group did not differ significantly from the 150 patients seen face to face by neurologists in hospital clinics in terms of either the number of investigations or the number of reviews they received. Patients from the RCT seen face to face had significantly fewer investigations but a similar number of reviews to the other 150 patients seen face to face by neurologists (the disparity in the number of investigations may explain the negative result for telemedicine in that RCT). Patients with neurological symptoms assessed by general physicians had significantly more investigations and were reviewed significantly more often than all the other groups. Patients from the RCT seen by telemedicine were not managed significantly differently from those seen face to face by neurologists in hospital clinics but had significantly fewer investigations and follow-ups than those patients managed by general physicians. The results suggest that management of new neurological outpatients by neurologists using telemedicine is similar to that by neurologists using a face-to-face consultation, and is more efficient than management by general physicians.


2021 ◽  
Vol 53 (2) ◽  
pp. 145-147
Author(s):  
Kristine L. Cece ◽  
Jane E. Chargot ◽  
Micheleen Hashikawa ◽  
Melissa A. Plegue ◽  
Katherine J. Gold

Background and Objectives: While video discharge instructions have been shown to improve retention of information and patient satisfaction, data are limited regarding patient perceptions of video tools. Methods: We conducted a randomized controlled trial to assess self-rated comprehension and overall satisfaction with video versus face-to-face neonatal discharge instructions in first-time mothers. Results: Video instructions were no different from face-to-face instructions, though there was a nonsignificant increase in confidence in caring for their newborn in the video group. Conclusions: Broader use of technology may allow for a more standardized approach to patient education and improve efficiency for clinicians, without compromising patient satisfaction and confidence in caring for themselves and their dependents.


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