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Papers by Laurence Matthews

Research paper thumbnail of Going green

Research paper thumbnail of Upstream, downstream: the importance of psychological framing for carbon emission reduction policies

Routledge eBooks, Jul 28, 2017

Research paper thumbnail of Airports of the Future: A Manager's View of an Innovation Exercise

International Journal of Innovation Management, Jun 1, 2000

This paper reports practical experience with a project called "Airports of the Future" ... more This paper reports practical experience with a project called "Airports of the Future" carried out in BAA plc, the leading owner and operator of airports in the UK. Airport infrastructure involves large capital investment and typically has a lifetime measured in decades; the project aimed to change the way BAA looks at the future, with the incorporation of more systematic "future-proofing" activities. After an introduction to the organisational context, the work is described, providing the background for two suggestions for research activity: "political context" forecasting and a "science" of flexibility. The paper ends with a list of practical managerial learning points relevant to innovation in a large corporate environment.

Research paper thumbnail of The Second 100 Chinese Characters: Traditional Character Edition by Laurence Matthews & Alison Matthews Chinese

Chinese, The Second 100 Chinese Characters: Traditional Character Edition, Feb 26, 2013

Research paper thumbnail of Tuttle Learning Chinese Characters by Alison Matthews & Laurence Matthews Chinese

Chinese, Tuttle Learning Chinese Characters, Dec 20, 2011

Research paper thumbnail of Bicircular Matroids

The Quarterly Journal of Mathematics, 1977

Research paper thumbnail of The year of the rabbit

OR Insight, 1992

This article tells of an unsuccessful fight for the survival of a University OR department, from ... more This article tells of an unsuccessful fight for the survival of a University OR department, from the point of view of two participants. Like, perhaps, the doctor with a ‘professional’ interest in his own demise, we find ourselves drawn to examine our own case for points of more general interest to Management Science. Failures can be instructive (as well as entertaining) - especially when decision-making systems produce unwelcome and unintended results in the absence of (at least obvious) individual malevolence or stupidity. Though we cannot claim to have tested alternative theories in any controlled way, some ideas in the literature seem relevant. One is the ‘garbage can’ model of organisations, and another concerns responses to organisational decline (‘Exit and Voice’). The main point of each are summarised in boxes A and B. Both have been helpful in making sense of events, some of which made little sense at the time. We therefore offer the story, and the ideas, in the hope that others may find them helpful too.

Research paper thumbnail of Infinite graphs and bicircular matroids

Discrete Mathematics, 1977

B-matroids are a (!3ss of pre-independence spaces which retain many important propertIes of indcp... more B-matroids are a (!3ss of pre-independence spaces which retain many important propertIes of indcpttndence spaces. Higgs has shown that an infinite general'zation of the cyc!e matroid of a finite gr*,>h which admits two-w&y i&Gte paths as circuits need not be a B-mattoid. In this note it is shown that a similar generalitation of the finste bicircutar marroid es a Jays a B-matroid.

Research paper thumbnail of Matroids from directed graphs

Discrete Mathematics, 1978

Revised h February lY78 NW classes of matroids on the edge-set: of dircctcd graphs art clt fined.... more Revised h February lY78 NW classes of matroids on the edge-set: of dircctcd graphs art clt fined. .A mJtn4;11 f~nlil~ of tiigraphs is defined to be a family 01 wr;,kl~ L*onnccted Jipr;lph h \u :h th,lt. gi\.tmn ;rnv JIgr:lph G. the collection of 311 subgraphs OI G isomorphic to m*rrrnc mcmlxr 01 the tarnil\ flrrrnh th's collection of circuits of a matroid. Finite fainilk of this t\~~c: ;Irt' ch;Irrrctt%c*cI ,~ncl it IS khh)l\rt that any matroidal familv closed I rider homeomorphkll clcp~~ Id nl clr,l\ cm tt~ \truc*turc ~11 thr. underlying undirected graphs. Matroidal familk clo. .I: UI #J<r .' Intitil,nlc~rlnl)rpl~t~,n'. ,111' determined and the po~clle ways ol' extending the 4;~s ot' .\rll illircb :IC'J CTTIC~ I(; ;I m;ltrcIlll:li farnil) are gil:en. 1. Introdrrction We will use standard graph tfleoq terminology as far ;I\ I~o\\ibl~~. ,I\ ~'OULJ for e:<Gmplc in [4] or [7], and the m'ltroid theory terrlinology i> 1 hat of [ 1 Z 1. Gtxy\h\ and digraphs will be finite, and loops And parallel edges w1I1 be ;~llow~d throu$l-OUT. A set of edges of a graph or digraph will be identifkmd w?h the 4ubcr.lph induced by those edges. Definiti~~1 1.1. A (k. 1Luerfe.x of a digraph is i\ Lxrtes without I~r~q~~. hit n indegree k and outdegree 1. A source is a vertex 1' for which this onI\ C~~CY into I are loops at U, and a sink is a vertex loops at 15. if C;' is I? digraph. GL, will denote the removing rhe orientation of each edge: Definition 1.2. A dizraph G is rvt~ukl~

Research paper thumbnail of The Art of Course Planning: Soft O.R. in Action

The Journal of the Operational Research Society, 1986

This article is a case study described from two viewpoints: that of an analyst and that of a ‘dec... more This article is a case study described from two viewpoints: that of an analyst and that of a ‘decision-maker’. It describes the use of two ‘soft O.R.’ methods in helping the members of a university O.R. group to plan revisions to a postgraduate Diploma course, resulting in the implementation of an improved course. One author conducted the exercise while the other was a member of the client group. Given that case studies are usually written by the analyst alone, it is hoped that a client's eye-view will be useful as feedback for practitioners and can also introduce some of the concepts and terminology of soft O.R. to those engaged in more mathematical O.R. activities.

Research paper thumbnail of Upstream, downstream: the importance of psychological framing for carbon emission reduction policies

Climate Policy, 2010

It is well known that the language, or psychological frame, in which options are articulated can ... more It is well known that the language, or psychological frame, in which options are articulated can make a substantial difference to individuals' judgements or choices with regard to those options. Among proposed carbon reduction schemes, upstream approaches (e.g. 'cap and dividend', 'cap and share') and downstream approaches (e.g. personal carbon trading) are often framed in terms of the more familiar concepts of taxes and rations, respectively. Formation and implementation of carbon reduction policies may therefore benefit both from understanding the effect of, and harnessing the power of, psychological framing. In particular, since the 'tax' frame is silent about the recycling of revenue to the population, advocates of upstream approaches need to craft a powerful frame associated with the concept of a 'recycled tax'. Meanwhile, among the assumptions included in the 'rations' frame are that a crisis exists and that 'rations' ought not to be traded. Advocates of downstream approaches thus need to address public perceptions relating to acknowledging the existence of a crisis and the legitimacy of trading.

Research paper thumbnail of Kanji Fast Finder

... province; return Tuesday . . sandbank home KA SHIN HITSU SHÜ Kl hi ho kokoro kanarazu su kaer... more ... province; return Tuesday . . sandbank home KA SHIN HITSU SHÜ Kl hi ho kokoro kanarazu su kaeru.. r 86 s 4 r 61 s 4 r 61 s 5 r 47 s 6 r 50* s 10 small few inferior minister; omit; SHO SHO RETSU reflect upon; . . . SHO SEI chusa ...

Research paper thumbnail of The Second 100 Chinese Characters : The Quick and Easy Method to Learn the Second 100 Basic Chinese Characters

Research paper thumbnail of The First 100 Chinese Characters : The Quick and Easy Way to Learn the Basic Chinese Characters

Research paper thumbnail of The first 100 Chinese characters : the quick and easy method to learn the 100 most basic Chinese characters

Introduction Characters are one of the most fascinating and fun parts of learning Chinese, and pe... more Introduction Characters are one of the most fascinating and fun parts of learning Chinese, and people are often surprised by how much they enjoy being able to write them. Added to that, writing the characters is also an excellent way of learning them. This book shows you how to ...

Research paper thumbnail of Learning Chinese characters : a revolutionary new way to learn and remember the 800 most basic chinese characters

Research paper thumbnail of Chinese character fast finder

Chinese Character Fast Finder is a totally new and innovative study aid that allows the user to f... more Chinese Character Fast Finder is a totally new and innovative study aid that allows the user to find Chinese characters extremely rapidly and intuitively from their appearance alone, without knowing their pronunciation, radical or stroke count. This excellent reference book has been designed for serious learners of Chinese who have learnt several hundred characters, as well as general readers with an interesting the written Chinese language.

Research paper thumbnail of Forecasting peak passenger flows at airports

Transportation, 1995

This article reviews concepts and issues relating to the definition, measurement and forecasting ... more This article reviews concepts and issues relating to the definition, measurement and forecasting of peak passenger flows at airports, and outlines some recent work carried out by BAA plc, the owner and operator of several major airports in the UK.

Research paper thumbnail of The first 100 Chinese characters : the quick and easy way to learn the basic Chinese characters

Research paper thumbnail of Matroids on the Edge Sets of Directed Graphs

Research paper thumbnail of Going green

Research paper thumbnail of Upstream, downstream: the importance of psychological framing for carbon emission reduction policies

Routledge eBooks, Jul 28, 2017

Research paper thumbnail of Airports of the Future: A Manager's View of an Innovation Exercise

International Journal of Innovation Management, Jun 1, 2000

This paper reports practical experience with a project called "Airports of the Future" ... more This paper reports practical experience with a project called "Airports of the Future" carried out in BAA plc, the leading owner and operator of airports in the UK. Airport infrastructure involves large capital investment and typically has a lifetime measured in decades; the project aimed to change the way BAA looks at the future, with the incorporation of more systematic "future-proofing" activities. After an introduction to the organisational context, the work is described, providing the background for two suggestions for research activity: "political context" forecasting and a "science" of flexibility. The paper ends with a list of practical managerial learning points relevant to innovation in a large corporate environment.

Research paper thumbnail of The Second 100 Chinese Characters: Traditional Character Edition by Laurence Matthews & Alison Matthews Chinese

Chinese, The Second 100 Chinese Characters: Traditional Character Edition, Feb 26, 2013

Research paper thumbnail of Tuttle Learning Chinese Characters by Alison Matthews & Laurence Matthews Chinese

Chinese, Tuttle Learning Chinese Characters, Dec 20, 2011

Research paper thumbnail of Bicircular Matroids

The Quarterly Journal of Mathematics, 1977

Research paper thumbnail of The year of the rabbit

OR Insight, 1992

This article tells of an unsuccessful fight for the survival of a University OR department, from ... more This article tells of an unsuccessful fight for the survival of a University OR department, from the point of view of two participants. Like, perhaps, the doctor with a ‘professional’ interest in his own demise, we find ourselves drawn to examine our own case for points of more general interest to Management Science. Failures can be instructive (as well as entertaining) - especially when decision-making systems produce unwelcome and unintended results in the absence of (at least obvious) individual malevolence or stupidity. Though we cannot claim to have tested alternative theories in any controlled way, some ideas in the literature seem relevant. One is the ‘garbage can’ model of organisations, and another concerns responses to organisational decline (‘Exit and Voice’). The main point of each are summarised in boxes A and B. Both have been helpful in making sense of events, some of which made little sense at the time. We therefore offer the story, and the ideas, in the hope that others may find them helpful too.

Research paper thumbnail of Infinite graphs and bicircular matroids

Discrete Mathematics, 1977

B-matroids are a (!3ss of pre-independence spaces which retain many important propertIes of indcp... more B-matroids are a (!3ss of pre-independence spaces which retain many important propertIes of indcpttndence spaces. Higgs has shown that an infinite general'zation of the cyc!e matroid of a finite gr*,>h which admits two-w&y i&Gte paths as circuits need not be a B-mattoid. In this note it is shown that a similar generalitation of the finste bicircutar marroid es a Jays a B-matroid.

Research paper thumbnail of Matroids from directed graphs

Discrete Mathematics, 1978

Revised h February lY78 NW classes of matroids on the edge-set: of dircctcd graphs art clt fined.... more Revised h February lY78 NW classes of matroids on the edge-set: of dircctcd graphs art clt fined. .A mJtn4;11 f~nlil~ of tiigraphs is defined to be a family 01 wr;,kl~ L*onnccted Jipr;lph h \u :h th,lt. gi\.tmn ;rnv JIgr:lph G. the collection of 311 subgraphs OI G isomorphic to m*rrrnc mcmlxr 01 the tarnil\ flrrrnh th's collection of circuits of a matroid. Finite fainilk of this t\~~c: ;Irt' ch;Irrrctt%c*cI ,~ncl it IS khh)l\rt that any matroidal familv closed I rider homeomorphkll clcp~~ Id nl clr,l\ cm tt~ \truc*turc ~11 thr. underlying undirected graphs. Matroidal familk clo. .I: UI #J<r .' Intitil,nlc~rlnl)rpl~t~,n'. ,111' determined and the po~clle ways ol' extending the 4;~s ot' .\rll illircb :IC'J CTTIC~ I(; ;I m;ltrcIlll:li farnil) are gil:en. 1. Introdrrction We will use standard graph tfleoq terminology as far ;I\ I~o\\ibl~~. ,I\ ~'OULJ for e:<Gmplc in [4] or [7], and the m'ltroid theory terrlinology i> 1 hat of [ 1 Z 1. Gtxy\h\ and digraphs will be finite, and loops And parallel edges w1I1 be ;~llow~d throu$l-OUT. A set of edges of a graph or digraph will be identifkmd w?h the 4ubcr.lph induced by those edges. Definiti~~1 1.1. A (k. 1Luerfe.x of a digraph is i\ Lxrtes without I~r~q~~. hit n indegree k and outdegree 1. A source is a vertex 1' for which this onI\ C~~CY into I are loops at U, and a sink is a vertex loops at 15. if C;' is I? digraph. GL, will denote the removing rhe orientation of each edge: Definition 1.2. A dizraph G is rvt~ukl~

Research paper thumbnail of The Art of Course Planning: Soft O.R. in Action

The Journal of the Operational Research Society, 1986

This article is a case study described from two viewpoints: that of an analyst and that of a ‘dec... more This article is a case study described from two viewpoints: that of an analyst and that of a ‘decision-maker’. It describes the use of two ‘soft O.R.’ methods in helping the members of a university O.R. group to plan revisions to a postgraduate Diploma course, resulting in the implementation of an improved course. One author conducted the exercise while the other was a member of the client group. Given that case studies are usually written by the analyst alone, it is hoped that a client's eye-view will be useful as feedback for practitioners and can also introduce some of the concepts and terminology of soft O.R. to those engaged in more mathematical O.R. activities.

Research paper thumbnail of Upstream, downstream: the importance of psychological framing for carbon emission reduction policies

Climate Policy, 2010

It is well known that the language, or psychological frame, in which options are articulated can ... more It is well known that the language, or psychological frame, in which options are articulated can make a substantial difference to individuals' judgements or choices with regard to those options. Among proposed carbon reduction schemes, upstream approaches (e.g. 'cap and dividend', 'cap and share') and downstream approaches (e.g. personal carbon trading) are often framed in terms of the more familiar concepts of taxes and rations, respectively. Formation and implementation of carbon reduction policies may therefore benefit both from understanding the effect of, and harnessing the power of, psychological framing. In particular, since the 'tax' frame is silent about the recycling of revenue to the population, advocates of upstream approaches need to craft a powerful frame associated with the concept of a 'recycled tax'. Meanwhile, among the assumptions included in the 'rations' frame are that a crisis exists and that 'rations' ought not to be traded. Advocates of downstream approaches thus need to address public perceptions relating to acknowledging the existence of a crisis and the legitimacy of trading.

Research paper thumbnail of Kanji Fast Finder

... province; return Tuesday . . sandbank home KA SHIN HITSU SHÜ Kl hi ho kokoro kanarazu su kaer... more ... province; return Tuesday . . sandbank home KA SHIN HITSU SHÜ Kl hi ho kokoro kanarazu su kaeru.. r 86 s 4 r 61 s 4 r 61 s 5 r 47 s 6 r 50* s 10 small few inferior minister; omit; SHO SHO RETSU reflect upon; . . . SHO SEI chusa ...

Research paper thumbnail of The Second 100 Chinese Characters : The Quick and Easy Method to Learn the Second 100 Basic Chinese Characters

Research paper thumbnail of The First 100 Chinese Characters : The Quick and Easy Way to Learn the Basic Chinese Characters

Research paper thumbnail of The first 100 Chinese characters : the quick and easy method to learn the 100 most basic Chinese characters

Introduction Characters are one of the most fascinating and fun parts of learning Chinese, and pe... more Introduction Characters are one of the most fascinating and fun parts of learning Chinese, and people are often surprised by how much they enjoy being able to write them. Added to that, writing the characters is also an excellent way of learning them. This book shows you how to ...

Research paper thumbnail of Learning Chinese characters : a revolutionary new way to learn and remember the 800 most basic chinese characters

Research paper thumbnail of Chinese character fast finder

Chinese Character Fast Finder is a totally new and innovative study aid that allows the user to f... more Chinese Character Fast Finder is a totally new and innovative study aid that allows the user to find Chinese characters extremely rapidly and intuitively from their appearance alone, without knowing their pronunciation, radical or stroke count. This excellent reference book has been designed for serious learners of Chinese who have learnt several hundred characters, as well as general readers with an interesting the written Chinese language.

Research paper thumbnail of Forecasting peak passenger flows at airports

Transportation, 1995

This article reviews concepts and issues relating to the definition, measurement and forecasting ... more This article reviews concepts and issues relating to the definition, measurement and forecasting of peak passenger flows at airports, and outlines some recent work carried out by BAA plc, the owner and operator of several major airports in the UK.

Research paper thumbnail of The first 100 Chinese characters : the quick and easy way to learn the basic Chinese characters

Research paper thumbnail of Matroids on the Edge Sets of Directed Graphs