4. Toy Portfolio You are given a Pandas DataFrame with daily returns of 3 stocks and S&P 500 index. 1) For each of the 3 stocks calculate historical market beta (regressed without intercept) as of (and including) Dec 31, 2015 (stock return time series can start at different times; there could be gaps in data […]
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2. PL Calculation Summary: given position entry table and corresponding market data, calculate resulting profit/loss. Detailed: we have a detailed record of all trades that occurred over a period of time. They are written as {(date of the trade, ticker (instrument/stock id)) : change in quantity). E.g, a history of buying 10 shares of Apple
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Exercise 2.3 (Bloody network) A transportation problem is a special kind of (single-commodity min-cost) network-flow prob- lem. There are certain nodes v called supply nodes which have net supply bu > O. The other nodes v are called demand nodes, and they have net supply b < 0. There are no nodes with 0, and
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QBUS2310 Management Science Assignment 2 Semester 1, 2022 Out: 2nd May 2022 Due: 26th May 2022 at 11:59pm Instructions This assignment consists of five problems, some involving multiple parts. Some parts require a written response and others involve coding. The parts that require a written response are described in this document, while the coding
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Model Checking Safety and Dependability Frozen Lake. You want to cross a frozen lake, but beware, it is treacherous! The lake is a rather abstract lake, formed as a rectangle with 6×4 squares. You start at square (1,1)—the start, and you want to move to square (6,4)—the goal. In order to do so, you can
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EEM16/CSM51A Logic Design of Digital Systems Winter 2022 Final Exam (version 1.0) [100 points] Deadline: 11:59PM PST, Friday Mar 18, 2022) Live URL: https://docs.google.com/document/d/1_Ei5_sYEdxEXVEq5gyz2RItlp6Nx2rHuwAcBSP9daXQ NOTE: 1. This final exam is to be done individually using Logisim Evolution v3.7.2. 2. Submission Procedure: You need to submit your solution online via Gradescope. Please read the section titled
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CPT206 Computer Programming for Financial Mathematics: Coursework 2 Task Specification The aim of this coursework is to implement the Brennan-Schwartz model, a two factors model that simulates the dynamics of short and long term interest rates. The model was first introduced by Michael Brennan and Eduardo Schwarz in 1982, and has been widely used as
Problem 2 The Multiple Testing dataset (multiple.txt) is a simulated dataset which contains 50 variables and 100 observations per variable. Suppose we know that the first 10 variables have mean equal to 2 and the rest of them have mean equal to 0. Analyze the dataset according to the following steps: 1. Perform multiple testing
一、网络安全概述 1.1 定义信息安全: 为数据处理系统建立和采用的技术和管理的安全保护，保护计算机硬件、软件和数据不因偶然和恶意的原因遭到破坏、更改和泄露。The technical and administrative security established and employed for data processing systems to protect computer hardware, software and data from being damaged, altered and compromised by accidental and malicious causes. 网络安全Cyber Security：防止未授权的用户访问信息Preventing unauthorised users from accessing information 防止未授权而试图破坏与修改信息Protection against unauthorised attempts to destroy and modify information 1.2 信息安全特性 Information security features 可用性
COMP4121E1-21 The University of Nottingham SCHOOL OF COMPUTER SCIENCE A LEVEL 4 MODULE, AUTUMN SEMESTER 2021–2022 Cyber Security Submit answers before DATE/TIME indicated in the Moodle dropbox. Open-book examination. Answer all FOUR questions Suggested time to complete the examination ~ ONE hour. This open-book examination will be marked out of 100. You may write your
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