Li Xianglin (footballer)
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Li Xianglin (footballer)
David X. Li ( born Nanjing, China in the 1960s) is a Chinese-born Canadian quantitative analyst and actuary who pioneered the use of Gaussian copula models for the pricing of collateralized debt obligations (CDOs) in the early 2000s. The ''Financial Times'' has called him "the world’s most influential actuary", while in the aftermath of the global financial crisis of 2008–2009, to which Li's model has been partly credited to blame, his model has been called a "recipe for disaster" in the hands of those who did not fully understand his research and misapplied it. Widespread application of simplified Gaussian copula models to financial products such as securities may have contributed to the global financial crisis of 2008–2009. David Li is currently an adjunct professor at the University of Waterloo in the Statistics and Actuarial Sciences department. Early life and education Li was born as Li Xianglin and raised in a rural part of China during the 1960s; his family had been ...
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Li (surname)
Li, li, or LI may refer to: Businesses and organizations * Landscape Institute, a British professional body for landscape architects * Leadership Institute, a non-profit organization located in Arlington, Virginia, US, that teaches "political technology." * Li Auto (Nasdaq: LI), a Chinese manufacturer of electric vehicles * Liberal International, a political federation for liberal parties * Linux International, an international non-profit organization * Lyndon Institute, an independent high school in the U.S. state of Vermont * The Light Infantry, a British Army infantry regiment Names * Li (surname), including: ** List of people with surname Li ** Li (surname 李), one of the most common surnames in the world ** Li (surname 黎), the 84th most common surname in China ** Li (surname 栗), the 249th most common surname in China ** Li (surname 利), the 299th most common surname in China ** Li (surname 厉), a Chinese surname ** Li (surname 郦), a Chinese surname ** Li (surname ...
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Cultural Revolution
The Cultural Revolution, formally known as the Great Proletarian Cultural Revolution, was a sociopolitical movement in the People's Republic of China (PRC) launched by Mao Zedong in 1966, and lasting until his death in 1976. Its stated goal was to preserve Chinese communism by purging remnants of capitalist and traditional elements from Chinese society. The Revolution marked the effective commanding return of Mao –who was still the Chairman of the Chinese Communist Party (CCP)– to the centre of power, after a period of self-abstention and ceding to less radical leadership in the aftermath of the Mao-led Great Leap Forward debacle and the Great Chinese Famine (1959–1961). The Revolution failed to achieve its main goals. Launching the movement in May 1966 with the help of the Cultural Revolution Group, Mao charged that bourgeois elements had infiltrated the government and society with the aim of restoring capitalism. Mao called on young people to "bombard the headqu ...
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Toronto Star
The ''Toronto Star'' is a Canadian English-language broadsheet daily newspaper. The newspaper is the country's largest daily newspaper by circulation. It is owned by Toronto Star Newspapers Limited, a subsidiary of Torstar Corporation and part of Torstar's Daily News Brands (Torstar), Daily News Brands division. The newspaper's offices are located at One Yonge Street in the Harbourfront, Toronto, Harbourfront neighbourhood of Toronto. The newspaper was established in 1892 as the ''Evening Star'' and was later renamed the ''Toronto Daily Star'' in 1900, under Joseph E. Atkinson. Atkinson was a major influence in shaping the editorial stance of the paper, with the paper having reflected his values until his death in 1948. The paper was renamed the ''Toronto Star'' in 1971. The newspaper introduced a Sunday edition in 1973. History The ''Star'' was created in 1892 by striking ''Toronto News'' printers and writers, led by future mayor of Toronto and social reformer Horatio Clarenc ...
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New York City
New York, often called New York City or NYC, is the List of United States cities by population, most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the List of United States cities by population density, most densely populated major city in the United States, and is more than twice as populous as second-place Los Angeles. New York City lies at the southern tip of New York (state), New York State, and constitutes the geographical and demographic center of both the Northeast megalopolis and the New York metropolitan area, the largest metropolitan area in the world by urban area, urban landmass. With over 20.1 million people in its metropolitan statistical area and 23.5 million in its combined statistical area as of 2020, New York is one of the world's most populous Megacity, megacities, and over 58 million people live within of the city. New York City is a global city, global Culture of New ...
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Canadian Imperial Bank Of Commerce
The Canadian Imperial Bank of Commerce (CIBC; french: Banque canadienne impériale de commerce) is a Canadian multinational banking and financial services corporation headquartered at CIBC Square in the Financial District of Toronto, Ontario. The Canadian Imperial Bank of Commerce was formed through the 1961 merger of the Canadian Bank of Commerce (founded in 1867) and the Imperial Bank of Canada (founded in 1873), in the largest merger between chartered banks in Canadian history. It is one of two "Big Five" banks founded in Toronto, the other being the Toronto-Dominion Bank. The bank has four strategic business units: Canadian Personal and Business Banking, Canadian Commercial Banking and Wealth Management, U.S. Commercial Banking and Wealth Management, and Capital Markets. It has international operations in the United States, the Caribbean, Asia, and United Kingdom. Globally, CIBC serves more than eleven million clients, and has over 40,000 employees. The company ranks at n ...
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Harry Panjer
The Panjer recursion is an algorithm to compute the probability distribution approximation of a compound random variable S = \sum_^N X_i\, where both N\, and X_i\, are random variables and of special types. In more general cases the distribution of ''S'' is a compound distribution. The recursion for the special cases considered was introduced in a paper by Harry Panjer ( Distinguished Emeritus Professor, University of Waterloo). It is heavily used in actuarial science (see also systemic risk). Preliminaries We are interested in the compound random variable S = \sum_^N X_i\, where N\, and X_i\, fulfill the following preconditions. Claim size distribution We assume the X_i\, to be i.i.d. and independent of N\,. Furthermore the X_i\, have to be distributed on a lattice h \mathbb_0\, with latticewidth h>0\,. : f_k = P _i = hk\, In actuarial practice, X_i\, is obtained by discretisation of the claim density function (upper, lower...). Claim number distribution The number ...
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Waterloo, Ontario
Waterloo is a city in the Canadian province of Ontario. It is one of three cities in the Regional Municipality of Waterloo (formerly Waterloo County, Ontario, Waterloo County). Waterloo is situated about west-southwest of Toronto. Due to the close proximity of the city of Kitchener, Ontario, Kitchener to Waterloo, the two together are often referred to as "Kitchener–Waterloo", "K-W" or "The Twin Cities". While several unsuccessful attempts to combine the municipalities of Kitchener and Waterloo have been made, following the 1973 establishment of the Region of Waterloo, less motivation to do so existed, and as a result, Waterloo remains an independent city. At the time of the Canada 2021 Census, 2021 census, the population of Waterloo was 121,436. History Indigenous peoples and settlement According to the city, Indigenous peoples in Canada, indigenous peoples lived in its area, including the Haudenosaunee, Iroquois, Anishinaabe and Neutral Nation. After the end of the Am ...
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Doctor Of Philosophy
A Doctor of Philosophy (PhD, Ph.D., or DPhil; Latin: or ') is the most common Academic degree, degree at the highest academic level awarded following a course of study. PhDs are awarded for programs across the whole breadth of academic fields. Because it is an earned research degree, those studying for a PhD are required to produce original research that expands the boundaries of knowledge, normally in the form of a Thesis, dissertation, and defend their work before a panel of other experts in the field. The completion of a PhD is often a requirement for employment as a university professor, researcher, or scientist in many fields. Individuals who have earned a Doctor of Philosophy degree may, in many jurisdictions, use the title ''Doctor (title), Doctor'' (often abbreviated "Dr" or "Dr.") with their name, although the proper etiquette associated with this usage may also be subject to the professional ethics of their own scholarly field, culture, or society. Those who teach at ...
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MMath
A Master of Mathematics (or MMath) degree is a specific advanced integrated Master's degree for courses in the field of mathematics. United Kingdom In the United Kingdom, the MMath is the internationally recognized standard qualification after a four-year course in mathematics at a university. The MMath programme was set up by most leading universities after the '' Neumann Report'' in 1992. It is classed as a level 7 qualification in the Frameworks of Higher Education Qualifications of UK Degree-Awarding Bodies. The UCAS course codes for the MMath degrees start at ''G100'' upwards, most courses taking the codes ''G101 - G104''. Universities which offer MMath degrees include: *Aberystwyth University *University of Bath *University of Bristol (MSci) *Brunel University *University of Birmingham (MSci) *Cardiff University *University of CambridgeIn Cambridge the MMath was first awarded in 2011 after a four year course. The fourth year is identical with the Master of Advanced Study in ...
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Quebec
Quebec ( ; )According to the Canadian government, ''Québec'' (with the acute accent) is the official name in Canadian French and ''Quebec'' (without the accent) is the province's official name in Canadian English is one of the thirteen provinces and territories of Canada. It is the largest province by area and the second-largest by population. Much of the population lives in urban areas along the St. Lawrence River, between the most populous city, Montreal, and the provincial capital, Quebec City. Quebec is the home of the Québécois nation. Located in Central Canada, the province shares land borders with Ontario to the west, Newfoundland and Labrador to the northeast, New Brunswick to the southeast, and a coastal border with Nunavut; in the south it borders Maine, New Hampshire, Vermont, and New York in the United States. Between 1534 and 1763, Quebec was called ''Canada'' and was the most developed colony in New France. Following the Seven Years' War, Quebec b ...
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Master Of Business Administration
A Master of Business Administration (MBA; also Master's in Business Administration) is a postgraduate degree focused on business administration. The core courses in an MBA program cover various areas of business administration such as accounting, applied statistics, human resources, business communication, business ethics, business law, strategic management, business strategy, finance, managerial economics, management, entrepreneurship, marketing, supply-chain management, and operations management in a manner most relevant to management analysis and strategy. It originated in the United States in the early 20th century when the country industrialized and companies sought scientific management. Some programs also include elective courses and concentrations for further study in a particular area, for example, accounting, finance, marketing, and human resources, but an MBA is intended to be a generalized program. MBA programs in the United States typically require completing ...
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