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By Laws




Article 1

With the name of the International Society of Fuzzy Management and Economy (SIGEF)

and in accordance with the Law of Associations of 24 December, 1964, an Association is created which aims to bring together all those people interested in applying multivalent logics in general and the Theory of fuzzy subsets in particular to the area of Economic and Business Sciences, whether they be researchers, innovators, professionals, financiers, promoters, etc.


Article 2

The headquarters of the society, because of where it was founded, is to be on Spanish soil. Its principal area of activity will be in Catalonia.


Article 3

The head office is Facultad de Ciencias Económicas y Empresariales (Universitat Rovira i Virgili), Passeig Misericòrdia s/n 43205 Reus (Spain). Tel (977) 32 33 43. Fax (977) 31 98 20.


Article 4

The aims of the Association are:

a) To encourage the development and application of multivalent logics and the techniques derived from them to business economy and the economy in general.

b) To provide both public and private organizations and institutions with the ideas and opinions of specialists and consultants on all the questions that are deemed fitting or when required.

c) To collaborate with professional associations as well as with other organizations of this type on questions of possible mutual interest, in particular to assert the rights of its members.

d) To ensure that the techniques derived from the Fuzzy Subset theory and its multiple variants are included in courses on Business Management and Organization, Financing, Marketing etc.

e) To ensure the continued training of postgraduates by organizing courses, meetings, lectures etc. which will help to achieve this end.

f) To get in touch with national or foreign entities with similar aims and, in particular, with other Associations of a scientific nature.

g) To encourage the development of its members in all aspects of their activity through cultural and social activities.

h) To encourage mutual understanding between the University and the business world.

i) To encourage the interest of the Society in the use of new techniques for dealing with uncertainty in the different areas which make up the management, economy and financing of businesses as well as the economy in general.

j) To cooperate with the media so that people are aware of the Association and its aims.

k) Broadcast the innovations and achievements of its members as much as possible.

l) To do whatever else the General Assembly should agree to.

The association will unrestrictively undertake the following activities:

Organize conferences, discussions and other activities which encourage the members to discuss their worries, ideas and work and for the interested parties to approach the problems they are faced with and make new contacts, in a collaborative atmosphere with people who may be able to offer solutions. These discussions and meetings will serve to strengthen personal bonds between scientists and businessmen and will enable common and mutually beneficial solutions to be considered by both.

Encourage the organization of courses preferentially aimed at postgraduates and professionals in the field of business economy and management for them to be trained and polished in the field of multivalent logic techniques.

Publish the work of members or any others worthy of a special interest in periodicals or journals

Organize series of lectures by outstanding people in the field who can speak on the achievements that are made in the use of fuzzy subset theory and its variants.

Create honours which can encourage and reward outstanding work in the specific fields of business management and economy as well as those people who, because of their dedication, have stimulated the creation and development of dealing with problems of business and economy in general in a context of uncertainty.

Compile, select and distribute publications on the above mentioned topics.

Any other activity that the General Assembly may decide upon.




Article 5

The Association will be made up of all those who so request and who comply with all the requisites which are stated in these statutes.


Article 6

The members are classified according to the following list:

Honorary members

Full members

Associate members

Protective members

Honorary members will be those people who, because of their importance in the field of applying the Fuzzy Subset Theory to Economy and Management or because of their outstanding work in areas related to the aims of the Association, are so considered by the General Assembly at the proposal of the Governing Body.

Full members of the Association must be teachers at a University or other institutions of further education and must specialize in those disciplines that are in some way related to the aims of the Association.

Associate members are those who are professionals in the field of Management and/or Economy and who are interested in the aims of the Association.

Protective members are those people or entities who are interested in the aims of the Association and apply for membership. The rights and obligations of these members will be established by agreement between them and the Governing Body of the Association.


Article 7

To be accepted as a Member of the Association, the applicant must be nominated by three full members and accepted by the Governing Body, which will then resolve the legitimacy, or not, of the admission.


Article 8

All members of the Association will have the right:

a) To receive the publications edited by the Association and according to the conditions laid down.

b) To attend congresses, meetings and activities organized by the Association.

c) To present papers give talks at these congresses, meetings and activities, in accordance with the regulations.

d) To consult and request information about those matters that are connected to the aims of the Association.

e) To enjoy all the advantages and benefits that the Association may obtain for its members.

f) To exercise whatever rights the statutes and regulations of the Association recognize.


Article 9

Full members are the electors of and eligible for the posts of directors and representatives of the Association.


Article 10

Full members will participate in General Assemblies as voting members.


Article 11

All members will be obliged to:

a) Comply with the statutes and regulations of the Association.

b) Respect the decisions and agreements validly taken by the organs of the Association.

c) Pay the fees decided upon by the General Assembly.

d) Collaborate in those activities organized by the Association and when required to do so by the Governing Body.


Article 12

The condition of member of the Association will be lost:

a) At the request of those concerned

b) If those concerned do not comply with the statutes or the agreements of the governing bodies of the Association.

c) For failing to pay the prescribed fees.

d) For failing to comply with any of the requirements for being a member of the Association.

e) For discrediting the Association with deeds or words which seriously disturb the activities organized and normal coexistence among the members.


Article 13

For geographic or scientific reasons, a group of at least 15 members could form a National Section. To do so, an application must be made to the Governing Body and the regulations of the Section must be sent.





Article 14

The Association will be governed by a General Assembly as the guiding organ and by a Governing Body as the executive organ. There will also be a national representative for each country and a Scientific Council.


Article 15

The General Assembly is the supreme organ of the Association and will be constituted by all members. Its President and Secretary will be those of the Governing Body.


Article 16

The meetings of the General Assembly will be ordinary and extraordinary. The ordinary one will be held once a year; the extraordinary will be held when circumstances dictate, when the President believes it to be necessary, when the Governing Body so votes or

when 15% of the members make the proposal in writing. In this last case, between the request for an extraordinary General Assembly and the assembly itself, there should be a time span of no more than 2 months.


Article 17

General Assemblies will be convoked in writing, giving the place, date and time of the meeting, as well as the agenda. There should be at least 2 weeks between giving notice of the meeting and the meeting itself.


Article 18

For the General Assembly to be legally constituted in the first session at least 50% of voting members or their delegates must be present. The second session will be legally constituted with however many voters there are.

Decisions will be taken on a simple majority vote of those present, with the President having the casting vote.


Article 19

The General Assembly can:

a) Lay down the guidelines for the activities of the Association.

b) Examine and judge the administration of the Governing Body.

c) Approve the accounts.

d) Reform the statutes.

e) Elect the posts of the Assembly, of the Governing Body, national representatives and members of the Scientific Council

f) Create commissions and appoint members to study and organize whatever specific matters may affect the Association.

g) Form sections

h) Decide on ordinary or extraordinary fees.

i) Acquire and dispose of assets.

j) Expel members if requested to do so by the Governing Body.

k) Deal with any other matters that the General Assembly may deem appropriate.


Article 20

The Governing Body is the executive organ of the Association and represents it at all times. Its function is to put the decisions of the General Assembly into practice and it is authorized to decide on all matters that because of their nature or urgency cannot be brought before the General Assembly.


Article 21

The Governing Body will consist of:

The President, three Vice Presidents, the Secretary, the Treasurer and as many representative members as are necessary to develop the Association's activity with a minimum of three.


Article 22

The members of the Governing Body, except the President can appoint a deputy to help in carrying out the tasks entrusted to them. The deputies may attend and participate in the Governing Body's meetings if they are asked to do so, but they do not have the right to vote.


Article 23

The National Representatives will represent the Association in their countries of origin and will be responsible for carrying out all those tasks aimed at establishing and developing the Association in their respective territories.


Article 24

The Scientific Council is responsible for giving advice on, encouraging and stimulating the creation of publications, courses, seminars, study programmes and any other activities which help towards fulfilling the aims of the Association.

The Scientific Council will be made up of associate members who belong to different teaching and research areas.

The directors of the journals edited by the Association will be appointed by the Governing Body and will be ex officio members of the Scientific Council.


Article 25

The posts on the Governing Body will be renewed every three years. Reelection is permitted with no limit on the number of reelections.


Article 26

The posts of National Representative will be renewed every four years and the members of the Scientific Council will be renewed whenever the General Assembly should deem it to be necessary and at the request of the Governing Body.





Article 27

The Association is constituted with no foundational patrimony of any type.

In accordance with number 8, section 2 of article 3 of the Ley de Asociaciones (Law of Associations), the limit of the annual budget is 50 000 00 pesetas.


Article 28

The income of the Association is made up of:

a) Membership fees.

b) Subscriptions.

c) The contributions of the protective members.

d) Grants from public and private organizations.

e) Donations.

f) Any income from publications or other activities organized by the Association.

g) Any other income.





Article 29

These statutes may be modified by the General Assembly on the condition that at least 50 % of the voting members attend directly or are represented and that at least two-thirds of the voters agree to so modify them.


Article 30

To dissolve the Association at least two-thirds of the General Assembly which has been specifically convened for this purpose must vote in favour of the dissolution and at least 60% of the voting members must be present or represented.


Article 31

Once the dissolution has been agreed to, the existing Governing Body will act as liquidation committee and proceed to dispose of the fixed assets and then satisfy any obligations acquired by the Association. The surplus, should there be any, will be assigned for scientific purposes.

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