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  • Food Information, Communication and Education : Eating Knowledge
    Food Information, Communication and Education : Eating Knowledge

    Food Information, Communication and Education analyses the role of different media in producing and transforming knowledge about food. ‘Eating knowledge’, or knowledge about food and food practice, is a central theme of cooking classes, the daily press, school textbooks, social media, popular magazines and other media.In addition, a wide variety of actors have taken on the responsibility of informing and educating the public about food, including food producers, advertising agencies, celebrity chefs, teachers, food bloggers and government institutions. Featuring a range of European case studies, this interdisciplinary collection advances our understanding of the processes of mediatization, circulation and reception of knowledge relating to food within specific social environments.Topics covered include: popularized knowledge about food carried over from past to present; the construction of trustworthy knowledge in today’s food risk society; critical assessment of nutrition education initiatives for children; and political and ideological implications of food information policy and practice.

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  • The Origins of Efficiency
    The Origins of Efficiency

    A step-by-step examination of how production processes—from penicillin and automobiles to steel and semiconductors—get more efficient over time, and why it matters for unlocking a new era of abundance. Efficiency is the engine that powers human civilization.It’s the reason rates of famine have fallen precipitously, literacy has risen, and humans are living longer, healthier lives compared to preindustrial times.But where do improvements in production efficiency come from?In The Origins of Efficiency, Brian Potter argues that improving production efficiency—finding ways to produce goods and services in less time, with less labor, using fewer resources—is the force behind some of the biggest and most consequential changes in human history. With unprecedented depth and detail, Potter examines the fundamental characteristics of a production process and how it can be made less time- and resource-intensive, and therefore less expensive.The book is punctuated with examples of production efficiency in practice, including how high-yield manufacturing methods made penicillin the “miracle drug” that reduced battlefield infection deaths by 80 percent during World War II; the 100-year history of process improvements in incandescent light bulb production; and how automakers like Ford, Toyota, and Tesla developed innovative production methods that transformed not just the automotive industry but manufacturing as a whole.He concludes by looking at sectors where production costs haven’t fallen, and explores how we might harness the mechanisms of production efficiency to change that. The Origins of Efficiency is a comprehensive companion for anyone seeking to understand how we arrived at this age of relative abundance—and how we can push efficiency improvements further into domains like housing, medicine, and education, where much work is left to be done.

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  • Promoting energy efficiency standards and technologies to enhance energy efficiency in buildings
    Promoting energy efficiency standards and technologies to enhance energy efficiency in buildings

    Considerable progress in energy efficiency in the building sector is reported in the majority of the UNECE member States, and still reaching the potential often falls short due to flawed policy frameworks, and lack of public awareness on available modern technologies and education on long-term economic and social benefits of energy efficiency improvement.This publication is prepared in response to the outlined challenges and aims to elucidate the status of implementation of energy efficiency standards in buildings and deployment of appropriate technologies, and to identify good policy practices and replicable solutions.It also proposes a set of general recommendations and priority actions arising from the analysis.

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  • The Lean PhD : Radically Improve the Efficiency, Quality and Impact of Your Research
    The Lean PhD : Radically Improve the Efficiency, Quality and Impact of Your Research

    This book fundamentally challenges the way in which PhDs are currently pursued.It applies lean methodologies – which have been embraced by start-ups – to the doctoral research process.It explains how to apply techniques such as the minimal viable product (MVP) approach, rapid prototyping and pivoting to each stage, from choosing a topic to seeking feedback, in order to save time, make the process more efficient and demonstrate impact.Chapters are enriched with insights from PhD researchers, practical guidance on going lean and a wealth of empirical data which supports this new approach to postgraduate research. This inspiring text is a must-read for prospective and current PhD students who wish to accelerate their careers in academia and beyond.

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  • What is the efficiency of a space heater with 100% efficiency?

    A space heater with 100% efficiency would convert all the electrical energy it consumes into heat, making it extremely efficient. This means that all the energy input is converted into useful output, with no waste. However, it's important to note that achieving 100% efficiency in real-world devices is extremely difficult due to factors such as heat loss and other inefficiencies in the system.

  • What is energy efficiency?

    Energy efficiency refers to using less energy to perform the same task or function, ultimately reducing energy waste and lowering energy costs. This can be achieved through various methods such as using energy-efficient appliances, improving insulation in buildings, and implementing energy-saving practices in industrial processes. Energy efficiency is an important aspect of sustainable development and can help reduce greenhouse gas emissions and mitigate the impact of climate change. By improving energy efficiency, we can conserve natural resources and create a more sustainable and environmentally friendly energy system.

  • What is the efficiency?

    Efficiency is a measure of how well resources are utilized to achieve a specific goal or outcome. It is often expressed as the ratio of output to input, showing how much output is produced per unit of input. High efficiency means that resources are being used effectively and wastage is minimized, leading to optimal results. In contrast, low efficiency indicates that resources are not being utilized efficiently, resulting in lower productivity and potentially higher costs.

  • Can the efficiency be zero?

    No, efficiency cannot be zero. Efficiency is a measure of how well a system or process uses inputs to produce outputs, and it is always a positive value between 0 and 1. A value of zero would indicate that no useful work is being done, which is not possible in a functioning system. If a system is not producing any useful output, its efficiency would be close to zero but not exactly zero.

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  • Action Research in Education : Learning Through Practitioner Enquiry
    Action Research in Education : Learning Through Practitioner Enquiry

    Action Research in Education is an essential guide for any lecturer, teacher or student-teacher interested in doing research.This exciting new edition of a popular text is an important resource for any education professional interested in investigating learning and teaching.Building on the success of Action Research in the Classroom, the authors have revised, updated and extended this book to include examples from further and higher education. It maps out easy-to-follow steps for usefully applying an action research approach and is full of practical tips and examples of real practitioner research projects from a range of schools, colleges and universities.This book will help teachers to:- understand and apply practitioner inquiry- enhance their problem-solving skills- locate their own activity in a wider context- maximise opportunities to develop practice- evaluate the needs of their learnersClear, pragmatic and timely, this is a must-have text for all teachers and students of education. Vivienne Baumfield is Professor of Pedagogy, Policy and Innovation in the School of Education, University of GlasgowElaine Hall is Lecturer in Research Methods, School of Education, Communication and Language Sciences, Newcastle UniversityKate Wall is Senior Lecturer in the School of Education, Durham University

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  • Cultural Learning Styles in Language Education : A Special Reference to Asian Learning Styles
    Cultural Learning Styles in Language Education : A Special Reference to Asian Learning Styles

    This book presents a nuanced look at the relationship between language learning styles and culture to illuminate how these important constructs are understood, employed and play out in the real world.Through the lens of different learning style dimensions—cognitive, affective, process-centred, environment-centred and cultural—Li unpacks and examines the commonly accepted tensions between learning styles, culture, teacher assumptions and teaching approaches.With a focus on Asian learning styles and Chinese learners, Li addresses the past and current debates and reconceptualises the roles and tensions between students’ learning, students’ cultural backgrounds and teaching styles.Li adeptly navigates this controversial arena to demystify preconceptions and provide avenues for innovative and effective classroom practices in language teaching.Ideal for pre-service ESL/EFL teachers, researchers and scholars, this book bridges the gap between research and practice on culture and language learning in the classroom.

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  • Asymptotic Efficiency of Nonparametric Tests
    Asymptotic Efficiency of Nonparametric Tests

    Making a substantiated choice of the most efficient statistical test is one of the basic problems of statistics.Asymptotic efficiency is an indispensable technique for comparing and ordering statistical tests in large samples.It is especially useful in nonparametric statistics where it is usually necessary to rely on heuristic tests.This monograph presents a unified treatment of the analysis and calculation of the asymptotic efficiencies of nonparametric tests.Powerful new methods are developed to evaluate explicitly different kinds of efficiencies.Of particular interest is the description of domains of the Bahadur local optimality and related characterisation problems based on recent research by the author.Other Russian results are also published here for the first time in English.Researchers, professionals and students in statistics will find this book invaluable.

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  • Dynamic Efficiency and Productivity Measurement
    Dynamic Efficiency and Productivity Measurement

    A systematic treatment of dynamic decision making and performance measurementModern business environments are dynamic.Yet, the models used to make decisions and quantify success within them are stuck in the past.In a world where demands, resources, and technology are interconnected and evolving, measures of efficiency need to reflect that environment. In Dynamic Efficiency and Productivity Measurement, Elvira Silva, Spiro E.Stefanou, and Alfons Oude Lansink look at the business process from a dynamic perspective.Their systematic study covers dynamic production environments where current production decisions impact future production possibilities.By considering practical factors like adjustments over time, this book offers an important lens for contemporary microeconomic analysis.Silva, Stefanou, and Lansink develop the analytical foundations of dynamic production technology in both primal and dual representations, with an emphasis on directional distance functions.They cover concepts measuring the production structure (economies of scale, economies of scope, capacity utilization) and performance (allocative, scale and technical inefficiency, productivity) in a methodological and comprehensive way. Through a unified approach, Dynamic Efficiency and Productivity Measurement offers a guide to how firms maximize potential in changing environments and an invaluable contribution to applied microeconomics.

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  • What are power and efficiency?

    Power is the rate at which work is done or energy is transferred, and it is measured in watts. It represents the ability to exert force or to perform work. Efficiency, on the other hand, is a measure of how well a system or process uses energy or resources to accomplish a task. It is the ratio of useful output to total input, and it indicates how effectively energy is being converted into useful work. In summary, power is the capacity to do work, while efficiency is the measure of how well that work is being done.

  • What is an efficiency gain?

    An efficiency gain refers to the improvement in productivity or output that is achieved by using fewer resources. This can be achieved through streamlining processes, reducing waste, improving technology, or increasing the skills of the workforce. Efficiency gains are important for businesses as they can lead to cost savings, increased profitability, and a competitive advantage in the market. Overall, efficiency gains help organizations to achieve more with less, ultimately leading to improved performance and success.

  • How high is the efficiency?

    The efficiency is very high, as the process is streamlined and optimized to ensure maximum output with minimal resources. By eliminating unnecessary steps and focusing on key tasks, the efficiency is greatly improved. This allows for tasks to be completed quickly and accurately, resulting in higher productivity and overall success.

  • What is efficiency in physics?

    Efficiency in physics refers to the ratio of useful work output to the total energy input in a system. It is a measure of how well a system can convert input energy into useful output energy. A system with high efficiency will waste less energy and be more effective in its operation. Efficiency is an important concept in physics as it helps in evaluating the performance of various systems and technologies.

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