Encontrados 63 documentos, a visualizar página 1 de 7
Exploring consumer insights on food product traceability in Portugal
Nunes, Alcina; Fernandes, António B.; Pereira, João Paulo; Alves, Jorge; Ribeiro, Nuno A.; Fernandes, Paula OdeteIn today's fast-changing food industry, consumer expectations around safety, quality, and transparency push for more effective traceability systems. This study examines how Portuguese consumers perceive food product traceability, focusing on their awareness, trust, and preferences in product origin, production methods, and safety protocols. Through a survey, the socio-economic impact of advanced traceability sy...
Exploring factors influencing firm profitability: the case of the meat industry...
Nguyen, Le Quyen; Fernandes, António B.; Nunes, Alcina; Pereira, João Paulo; Ribeiro, Nuno A.; Fernandes, Paula Odete; Alves, JorgeThe study examines the profitability of the meat industry in Portugal and its determining factors. Annual financial data of the Portuguese firms are col- lected from the database Analysis System of Iberian Balance Sheets from 2014 to 2020. Based on 1,631 observations, one dependent variable and four groups of independent variables are tested using estimation methods, i.e., Pooled Ordinary Least Square and Fixed...
19.º Webinar “Dar Voz à Língua”: o vídeo no ensino de português língua estrange...
Pereira, João PauloO grupo el@n (Ensino de Línguas Online) – integrado no DH (Departamento de Humanidades) e no LE@D (Laboratório de Educação a Distância e ELearning) da Universidade Aberta – realiza os webinares “Dar a voz à língua”. Trata-se de sessões bimestrais dedicadas ao ensino de línguas, particularmente em contextos de ensino online, híbrido e presencial com recurso a tecnologias digitais. Estes webinares, com a duração ...
Determinants of firm profitability: the case of portuguese meat manufacturing s...
Nguyen, Le Quyen; Alves, Jorge; Fernandes, António B.; Nunes, Alcina; Pereira, João Paulo; Ribeiro, Nuno A.; Fernandes, Paula OdeteThe research attempts to provide insights into the profitability of Portuguese meat manufacturing sector and its determining factors. A balanced data panel of 233 Portuguese firms between 2014 – 2020 is examined using static and dynamic panel estimators. Return on Assets is a proxy of firm profitability. Explanatory variables involve the firm characteristics, industrial attributes, and external environment. The...
Skills and competencies expected from HEI students: case study of a less favour...
Pereira, João Paulo; Ferro-Lebres, Vera; Pereira, João; Lopes, Jéssica Paula MarimThe main objective of this study is to understand what are the skills and competences expected from graduates in a context of disadvantaged re-gions. The paper is based on a qualitative case study from Trás-os-Montes sub-region (in Portugal). This region is an example of a disadvantaged region, which is building a strong based knowledge transfer system in order to empha-ses the interaction between region and th...
Parcel delivery with drones: multi-criteria analysis of trendy system architect...
Cavone, Graziana; Epicoco, Nicola; Carli, Raffaele; Del Zotti, Anna; Pereira, João Paulo; Dotoli, MariagraziaNew technologies, such as Unmanned Aerial Vehicles (UAVs), are transforming facilities and vehicles into intelligent systems that will significantly modify logistic deliveries in any organization. With the appearance of automated vehicles, drones offer multiple new technological solutions that might trigger different delivery networks or boost new delivery services. Differently from the related works, where a s...
Impact of ICT in rural areas: perceptions of Portugal, Spain and Russia
Pereira, João PauloInformation and communication technology (ICT) is given to its ability to provide greater access to information and communication to the populations and the quality of service provided than the technological backbone required. The rural economy in most countries is regarded as that which requires intervention in order to foster sustainability and development. There have been many studies of both the value and t...
Required skills for employability in Portugal from graduates and students of th...
Ferro-Lebres, Vera; Marim Lopes, Jéssica; Pereira, João Paulo; Paulo, Helena; Sampaio, Jorge HumbertoThe Polytechnic Institute of Bragança (IPB) developed an online survey, called the Observatory of Students and Graduates, aimed at entities in Portugal as a means of gathering information about the stakeholders view of IPB graduates and students, regarding skills for employability. Of the total (424) entities contacted, 118 responded, representing 28% of the total. It was noted that 79 of the responses have inc...
Route planning in large-scale transport networks: a multi-criteria approach usi...
Pereira, João Paulo; Pavlov, DmitriyThe paper investigates the problem of planning transport routes in large-scale transport networks, taking into account multi-criteria optimization. We propose a new way to reduce the computational complexity of algorithms for finding optimal transport routes using prefractal graphs. Prefractal graphs allow one to naturally model the structure of the hierarchy of territorial ties and take into account the struct...
Ensino e crenças
Pereira, João PauloTomando como ponto de partida a reflexão em torno das práticas de ensino do Português Língua Estrangeira (PLE)1 que o professor deve realizar, no âmbito da sua atividade docente, centrar-nos-mos no papel que o contexto socioeducativo exerce na prática de ensino do Português em Macau. Mais concretamente, analisaremos as propostas que têm surgido no Território a defender a adoção de metodologias de ensino baseada...