What articles do you suggest for insights into transitioning from a free for all service into a for a fee service?

More Georgios Chatzimanolis's questions See All

2D or 3D phased array antennas??

Dear All, I will start my PhD maybe this year regarding phased array antennas. I'm interested in to find more detailed information about 3D phased array antennas and 2D phased array antennas. Then...

21 February 2021 368 3 View

How can i approach the field of machine ethics as an undergraduate university student ?

Hello everyone. i am an undergraduate student at Ionian university in Greece and im currently looking forward to make a general approach on the field of ethics in AI ( or machine ethics) for the...

09 December 2020 1,499 4 View

Has anyone transfected cells with plasmid by using oligofectamine?

I'm thinking of using oligofectamine for transfecting cells with plasmid.

17 November 2020 9,150 2 View

Self-Efficacy VS Emotional Intelligence?

I am working on my dissertation topic with the below sections: - Anxiety Buffer Hypothesis - Self-Efficasy - Emotional Intelligence - Covid-19 Anxiety or Fear Has research investigated...

20 October 2020 7,823 2 View

Self-Efficacy VS Emotional Intelligence?

I am working on my dissertation topic with the below sections: - Anxiety Buffer Hypothesis - Self-Efficasy - Emotional Intelligence - Covid-19 Anxiety or Fear Has research investigated...

20 October 2020 643 4 View

Which variables do you take into account when implementing a Flash Flood early warning system in a specific area?

The flash flood early warning system is based on a wireless sensor network. So my question is how do you approach the implementation of said so system?

18 October 2020 7,637 3 View

Any reasons for Mendeley citation error in LibreOffice?

I have installed Mendeley desktop (v. 1.19.4) and LibreOffice (v. 7.0.0.3) in my laptop. Although the Mendeley plugin for Word is installed, when I try to enter a reference I get the following...

12 August 2020 7,068 1 View

Best package for statistical power analysis in R?

Hi, I have used the package pwr in R, but it falls short when compared with the GUI program G*Power (https://gpower.hhu.de/). G*Power has a wealth of options and analyses but pwr is more...

22 July 2020 3,753 3 View

Explicit scientific syntax for academic writing (like a programming language but for scientific reports and publishing)?

This is a project I am thinking of working on in the future. Is anyone familiar with attempts to codify and create an explicit syntax for reporting science? E.g. like you would have specific...

09 January 2020 9,265 3 View

Institution-independent research - how do you obtain ethics clearance?

Hi, If someone wants to do independent research (e.g. they design a questionnaire and ask people to take part, or they are a personal trainer and they collect data from their patients for a new...

05 December 2019 5,531 3 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Research on Supply Chain Management in Indian context?

Hi, I am planning to apply for the PhD degree in the Supply Chain Mgt. with specific area of "Cold Storage warehouses" during Pandemics and wars. Where lock downs and shut downs are frequent....

02 March 2021 285 2 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 View

How does one access the Cranet survey data on HRM practices?

Hello, The Cranet website does not provide any lead to the data obtained from their multinational survey on HRM practices. Any help on accessing the data would be most appreciated. Thank...

01 March 2021 9,536 3 View

Is there any research regarding how training and development is going to change in the era of Fourth Industrial Revolution?

As the organizations getting prepared for the fourth industrial revolution, to enhance the skills of their workforce what type of changes are necessary and going to occur in the training and...

01 March 2021 3,199 3 View

Athanasios Hadjimanolis

Search for the following articles:

1. From service for free to service for fee: business model innovation in manufacturing firms Lars Witell and Martin Löfgren

2. Journal of Electronic Commerce Research, VOL 15, NO 4, 2014 Page 281 FROM FREE TO FEE: EXPLORING THE ANTECEDENTS OF CONSUMER INTENTION TO SWITCH TO PAID ONLINE CONTENT Ziyou Li and Yan Cheng

3. Fee or free? How much to add on for an add-on

Gila E. Fruchter & Eitan Gerstner & Paul W. Dobson

Myria Ioannou

Have a lot at this one also:

Pauwels, K., & Weiss, A. (2008). Moving from free to fee: how online firms market to change their business model successfully. Journal of Marketing, 72(3), 14-31.