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Series temporales (Descomposición clásica)
Agell, PereTechnical Note TMN-154Decision Analysis, Finance, Service and Operations ManagementLa nota describe la descomposición clásica de una serie temporal en las componentes: tendencia, estacional y aleatoria. Se empieza por el cálculo de la tendencia, explicando previamente cómo elegir dentro de sus tipos más usuales. Seguidamente, después de la elección del tipo de modelo (aditivo o multiplicativo) se pasa a la determinación de las componentes estacionales y aleatorias. El análisis de las componentes aleatorias permite opinar sobre ...Starting at €8.20
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Elements of statistics - Summary
Agell, PereTechnical Note TMN-161-EDecision Analysis, Finance, Service and Operations ManagementStarting at €8.20
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Distribución normal
Agell, PereTechnical Note TMN-189Decision Analysis, Finance, Service and Operations ManagementSe explican la definición y propiedades más importantes de la distribución normal. Se dan las tablas de sus funciones, densidad y probabilidad. Al final contiene algunos ejercicios con sus soluciones.Starting at €8.20
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Cresud S.A., Farmer or Real Estate Developer?
Goldberg, Ray A.; Segel, Arthur I; Herrero, Gustavo A.; Terris, AndrewCase HBS-211011-EFinanceAlejandro EIsztain, CEO of Cresud S.A., is faced with the difficult choice of whether to sell, develop or continue to hold the 151,000 hectares of remaining undeveloped farmland at the company's Los Pozos farm in Argentina. Developing the land will further expose Cresud to a variety of risks related to owning and operating farmland, but the potential financial rewards are potentially significant. As competition has increased and farmland values h...Starting at €8.20
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Elementos de estadística - Resumen
Agell, PereTechnical Note TMN-161Decision Analysis, Finance, Service and Operations ManagementEn la nota se enuncian varias proposiciones sobre la Ley de Student. Contiene varios ejercicios resueltos para orientar en su aplicación y otros sin resolver de los que se da su resultado.Starting at €8.20
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Buenos Aires Embotelladora S.A. (BAESA): A South American Restructuring
Gilson, Stuart C.; Herrero, Gustavo A.Case HBS-202009-EFinanceIn 1998, BAESA, PepsiCo's largest bottler and distributor outside North America, experienced severe financial difficulty and had to restructure its debt and business operations to avoid bankruptcy or liquidation. Based in Argentina, with operations throughout South America, the company had for years been a spectacular success story and media darling, until it undertook an ill-fated expansion in Brazil. The company's debt was owed to banks and fin...Starting at €8.20
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Time Series (Classical Decomposition)
Agell, PereTechnical Note TMN-154-EDecision Analysis, Finance, Service and Operations ManagementThe note describes the classical decomposition of a time series into components: trend, seasonal and random. We begin by calculating the trend, with a prior explanation of how to make a selection from among the most common types. Then, after choosing the type of model (additive or multiplicative), we move on to determining the seasonal and random components. The analysis of the random components allows for forming an opinion of the model's goodne...Starting at €8.20
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Regresión simple
Agell, PereTechnical Note TMN-193Decision Analysis, Finance, Service and Operations ManagementMuestra el modelo de regresión simple (con una sola variable explicativa). Hace hincapié en la definición de curva de regresión en media. Después de indicar cómo estimarla, pone énfasis en las hipótesis que se necesitan para contrastar su robustez y hacer previsiones correctas sobre variables a explicar. Desarrolla con cierto detalle la regresión lineal simple y muestra como otros muchos modelos, mediante simples transformaciones sobre los datos,...Starting at €8.20
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Farmland Investing: A Technical Note
Goldberg, Ray A.; Segel, Arthur I; Herrero, Gustavo A.; Terris, AndrewCase HBS-211022-EFinanceTo maximize their effectiveness, color cases should be printed in color. This note seeks to provide an overview of farmland investing; the investment thesis behind investing in agriculture, how and why investors would choose farmland, and the general risks and return characteristics of this asset class. In recent years, a growing number of individual and institutional investors have allocated a portion of their capital into agricultural farmland....Starting at €8.20