2.3 Other influences on market demand What about other variables which may affect demand? Let us consider four such variables. As is often the case in economics, the first two points involve understanding some rather formal relationships between variables, in this case price and income.
The price of other goods. Two goods x and y are known as substitutes if the quantity demanded of good x increases after a rise in the price of good y. The
The framework for easy intelligent tutor programs creation
In this paper the framework for intelligent tutor programs creation is described. It separates the logical part of tutor program and technical parts like user interface, database connectivity, etc. The intelligent program is built in specially developed graphical tool by means of performing primitive actions to create task model as a graph with states and conditional transitions. So it may be composed by a teacher with base programming skills.
Video: VUCast: Hand washing police go undercover
See how the hand washing police are keeping patients and staff members safe at Vanderbilt; a professor gets a spot on a new top 100 list; plus, how a mosquito’s heart led to a first place prize at an art contest.
Essential Science for Teachers: Earth and Space Science
In-depth interviews with children that uncover their ideas about the topic at hand.,The interviewer finds out the student's ideas about what makes rocks different which leads to the student saying that they are made of different minerals. The student is asked to explain the meaning of the term "mineral." The video also shows how the interviewer is able to assist the student in linking the idea that all rocks are made up of minerals to the different minerals in rocks as an explanation for the va
The Internationalization of Spanish Companies: Ferrovial, The Rise of a Multinational
Move over, Italy. Rafael del Pino is here to claim Spain’s rightful spot as a major European player in the global infrastructure market. Founded by del Pino’s father in 1952 as a builder of sleeper cars for trains, Ferrovial has diversified into a conglomerate with a hand in construction, real estate, road bui
History of Boston Transportation
1630-1990
Fred Salvucci ponders the role of contingency in history, and in the evolution of Boston and its transportation system. He starts from the time the glaciers pulled back from Boston, leaving a soggy near-island and a river for the first white settlers to contend with. “The reason the city is here because
Costume designs by Boris Bilinsky and others
This is the website of the special collection on costume designs by Boris Bilinsky and others located in the special collections of the University of Calgary Library, Canada. The collection contains images on designs created by the Russian costume designer Boris Bilinsky for theatre and film. Examples include images of designs created by Bilinsky for Alexandre Volkoffs film Casanova (1927) and designs for Henri Fescourts film Monte-Cristo (1929). There are also other images of costume de
On-Line Clinical Video (OLiVe)
The OLiVe video bank is a collection of videos covering clinical examinations, techniques and skills. The videos are available one of three formats: Windows Media, Flash Video and QuickTime, so you will need the relevant video player to play the chosen media.
UMass Snorkelers Explore Coral Reefs
An accomplished diver, Sean Werle of the biology department led two days of snorkeling amid coral reefs and other coastal habitats off Panama for the 24 students enrolled in the Tropical Field Biology. They were able to witness first-hand the amazing variety of creatures that live among coral reefs and other coastal ecosystems, including sharks, rays, stunning tropical fish and nudibranchs.
Health and Human Rights Pamphlets
A series of 7 pamphlets exploring different aspects of the Right to Health These pamphlets are available in three languages English Xhosa and Afrikaans
Professional Series for Educators (2) In the second episode of our new series, we feature a selection of podcast channels from our category on educational news and items for professional educators. This particular episode certainly has a distinctly technological theme! At our Podcast Directory for Educators, you can locate further details of a
‘Incredible consensus’ for regulatory reforms among G20, but political will weakening
In the face of the impending global financial meltdown a year ago, world leaders found clarity: financial regulatory frameworks needed to be overhauled.
Message to Basel: Another way to avoid bank bailouts
The Basel committee on Banking Supervision is set to finalise new capital requirements for banks by the end of the year. They are also looking closer at so-called cocobonds, or contingent convertibles as an alternative to issuing equity to meet these requirements.
Sid the Science Kid - Investigating the Best way to Wash Hands
This segment from "Sid the Science Kid" goes through a step by step experiment on hand washing using the scientific method. First the kids put their hands into dirt and wipe them "clean" by using a dry paper towel. Their hands look outwardly clean, but when examined with a magnifying glass, dirt is still obvious. Then the kids wash with soap and water. This time, when they examine with a magnifying glass, they realize they are now clean. Then, they record their observations in their science jour
Leadership today: less charisma, more consensus
When you think of words to describe good leadership, ‘charisma’ usually comes somewhere near the top of the list. After all, all the good ideas in the world won’t get anywhere if you aren’t compelling enough to get people to listen to you. But not all successful CEOs are charismatic and today’s complex and profound economic crisis has created a real challenge both for executives and for the professionals who train them.
"Monsters to Destroy: Bush's War on Terror and Sin"
A talk by Ira Chernus, Professor of Religious Studies, University of Colorado-Boulder on his book, Monsters to Destroy. In an ambitious effort to clarify a complicated issue, Ira Chernus tackles the question of why U.S. foreign policy aimed at building national strength and security ha
WebEx's Diane Davidson: 'We Defined a Community Ecosystem'
When Google bought YouTube recently for $1.65 billion, the world of business sat up to take serious notice of social networks. Today, many companies are looking into how they can tap into -- or develop -- communities as a way to make better decisions and increase profits. Jon Spector, a former Wharton vice dean and now CEO of the Conference Board, spoke with participants at the Community 2.0 conference in Las Vegas earlier this year to explore how companies are trying to harness communities to r
Coroner's Report Plague
In the 14th century, a plague known as the Black Death claimed 75 million lives. Forensic medical investigator Shiya Ribowsky explores how exactly they died. Run time 02:37.
Introduction to Oriental Medicine
This lecture introduces general knowledge about Oriental Medicine to provide students with an accurate understanding of Oriental Medicine and to help people in daily life, and also introduces simple first-aid in Oriental Medicine.
