The forward price is the agreed-upon price for a transaction that will occur at a future date. It is commonly used in the context of futures and forward contracts, where two parties agree to buy or sell an asset at a specified price on a set future date. The forward price is determined based on various factors, including: 1. **Spot Price:** The current market price of the underlying asset.
A forward rate is the interest rate that is agreed upon today for a loan or investment that will occur at a future date. It essentially reflects the market's expectations regarding future interest rates and can be used in various contexts, including fixed-income securities, currency exchange, and derivatives. In finance, forward rates are typically expressed as implied rates derived from the yield curve of existing securities.
Consumer debt refers to the total amount of money that individuals owe to creditors for personal expenses. This type of debt is typically incurred through the use of credit cards, personal loans, auto loans, student loans, and mortgages, among other financial products. Consumer debt is distinct from business debt, which is incurred by businesses for their operations. There are two primary categories of consumer debt: 1. **Secured Debt**: This involves loans that are backed by collateral (e.g.
Valuation in finance refers to the process of determining the current worth of an asset or a company. This assessment is crucial for a variety of financial decisions, including investment analysis, mergers and acquisitions, financial reporting, and assessing asset management strategies. Valuation can involve various methodologies, which can be broadly categorized into three main approaches: 1. **Income Approach**: This method is based on the idea that the value of an asset is equivalent to the present value of its future cash flows.
The Hansen–Jagannathan bound is a fundamental concept in financial economics that relates to the pricing of assets and the required return on investments in the context of intertemporal asset pricing models. Named after Lars Peter Hansen and Ravi Jagannathan, who introduced it in their 1991 paper, this bound provides a framework for understanding the relationship between expected returns and risks associated with investments.
"Limits to Arbitrage" refers to the various factors and constraints that prevent arbitrageurs from fully exploiting price discrepancies in financial markets. Arbitrage is the practice of taking advantage of price differences of the same asset in different markets or forms to make a profit. Ideally, arbitrage should eliminate price discrepancies, but several limitations can prevent this from happening effectively.
The Noisy Market Hypothesis is a concept that extends the traditional Efficient Market Hypothesis (EMH) by incorporating the idea that financial markets often operate under conditions of noise—random fluctuations and disturbances that can affect asset prices. While the EMH suggests that prices fully reflect all available information, the Noisy Market Hypothesis suggests that the presence of noise can lead to mispricing of assets, making markets less than perfectly efficient.
In the context of decision theory, economics, or game theory, an "acceptance set" generally refers to a collection of alternatives or choices that an individual or a group finds acceptable based on certain criteria or preferences. This set encompasses all options that meet the required standards for being considered feasible or desirable.
Deviation risk measures are tools used in finance and risk management to assess the variability or dispersion of returns from an expected return, and they can indicate the level of risk associated with an investment or portfolio. These measures go beyond basic metrics like mean returns by focusing on how much returns deviate from their average (mean) over a specific period. Several key concepts are related to deviation risk measures: 1. **Standard Deviation**: This is the most common measure of deviation risk.
Downside risk refers to the potential for an investment to lose value, or the chance that the actual return on an investment will be less than the expected return. It specifically focuses on negative outcomes, contrasting with broader risk assessments that also consider potential gains. Downside risk is often measured in several ways, including: 1. **Standard Deviation**: While this measure captures total risk (both upside and downside), it can be informative when assessing overall volatility.
Earnings at Risk (EaR) is a financial risk management measure that quantifies the potential adverse impact on a company's earnings due to changes in market conditions, particularly in relation to interest rates, foreign exchange rates, commodity prices, and other factors. It helps businesses assess how fluctuations in these variables might negatively affect their profitability over a specified period.
Modern Portfolio Theory (MPT) is an investment theory introduced by economist Harry Markowitz in the 1950s. It provides a framework for constructing a portfolio of assets that aims to maximize expected return for a given level of risk, or conversely, to minimize risk for a given level of expected return.
Spectral risk measures are a class of risk measures that incorporate a risk-averse decision-maker's preferences regarding the probability distribution of risks. They are particularly useful in financial risk management and portfolio optimization. ### Key Features of Spectral Risk Measures: 1. **Probabilistic Approach**: Spectral risk measures utilize the entire probability distribution of potential losses rather than focusing on specific loss thresholds (like Value at Risk) or specific moments (like expected shortfall).
The Two-Moment Decision Model is a framework used to understand how individuals make choices based on two key moments: the framing of the decision and the evaluation of outcomes. This model emphasizes the distinction between two separate stages in the decision-making process: 1. **First Moment (Framing):** This stage involves how a decision is presented or framed. The way information is framed can significantly affect how choices are perceived and which options are favored.
A **public key fingerprint** is a short sequence of bytes that is derived from a public key, typically through a cryptographic hashing algorithm. It serves as a unique identifier for a public key, making it easier for users to verify and share public keys securely. ### Key Features of Public Key Fingerprints: 1. **Conciseness**: The fingerprint is much shorter than the actual public key, making it easier to store, display, and communicate.
The Finite Element Method (FEM) is a numerical technique used to find approximate solutions to boundary value problems for partial differential equations, particularly in the field of structural mechanics. It is widely used for analyzing complex structures under various loads and boundary conditions. Here’s a breakdown of the method: ### Key Concepts of Finite Element Method: 1. **Discretization**: - The first step in FEM is to divide the complex structure into smaller, simpler parts called finite elements.
The Streamline Upwind Petrov–Galerkin (SUPG) pressure-stabilizing method is a numerical technique used to solve the incompressible Navier-Stokes equations, particularly when dealing with convection-dominated flows. The method is designed to handle the challenges posed by advection-dominated transport problems, where standard Galerkin methods can produce non-physical oscillations in the numerical solution.
20th-century Finnish mathematicians made significant contributions to various fields within mathematics. While there are many noteworthy figures, here are a few prominent Finnish mathematicians from that era: 1. **Rolf Nevanlinna (1895-1980)**: Known for his work in complex analysis and function theory, Nevanlinna made important contributions to the theory of meromorphic functions and is well-regarded for the Nevanlinna theory, which deals with the value distribution of meromorphic functions.
Hannu Häkkinen is a Finnish physicist and academic known for his work in the field of theoretical physics, particularly in areas involving nanostructures, quantum mechanics, and condensed matter physics. He is often associated with research on the electronic properties of materials at the nanoscale, including studies of quantum dots and superconductivity.
"Collectors, Shooters, and Hunters" typically refers to different types of people who engage with items such as firearms, antiques, or collectibles in various ways. Here’s a brief overview of each category: 1. **Collectors**: These individuals gather items based on interest or passion. Collectors often seek specific types of items, whether they are antiques, firearms, coins, stamps, or other collectibles.

Pinned article: Introduction to the OurBigBook Project

Welcome to the OurBigBook Project! Our goal is to create the perfect publishing platform for STEM subjects, and get university-level students to write the best free STEM tutorials ever.
Everyone is welcome to create an account and play with the site: ourbigbook.com/go/register. We belive that students themselves can write amazing tutorials, but teachers are welcome too. You can write about anything you want, it doesn't have to be STEM or even educational. Silly test content is very welcome and you won't be penalized in any way. Just keep it legal!
We have two killer features:
  1. topics: topics group articles by different users with the same title, e.g. here is the topic for the "Fundamental Theorem of Calculus" ourbigbook.com/go/topic/fundamental-theorem-of-calculus
    Articles of different users are sorted by upvote within each article page. This feature is a bit like:
    • a Wikipedia where each user can have their own version of each article
    • a Q&A website like Stack Overflow, where multiple people can give their views on a given topic, and the best ones are sorted by upvote. Except you don't need to wait for someone to ask first, and any topic goes, no matter how narrow or broad
    This feature makes it possible for readers to find better explanations of any topic created by other writers. And it allows writers to create an explanation in a place that readers might actually find it.
    Figure 1.
    Screenshot of the "Derivative" topic page
    . View it live at: ourbigbook.com/go/topic/derivative
  2. local editing: you can store all your personal knowledge base content locally in a plaintext markup format that can be edited locally and published either:
    This way you can be sure that even if OurBigBook.com were to go down one day (which we have no plans to do as it is quite cheap to host!), your content will still be perfectly readable as a static site.
    Figure 2.
    You can publish local OurBigBook lightweight markup files to either https://OurBigBook.com or as a static website
    .
    Figure 3.
    Visual Studio Code extension installation
    .
    Figure 4.
    Visual Studio Code extension tree navigation
    .
    Figure 5.
    Web editor
    . You can also edit articles on the Web editor without installing anything locally.
    Video 3.
    Edit locally and publish demo
    . Source. This shows editing OurBigBook Markup and publishing it using the Visual Studio Code extension.
    Video 4.
    OurBigBook Visual Studio Code extension editing and navigation demo
    . Source.
  3. https://raw.githubusercontent.com/ourbigbook/ourbigbook-media/master/feature/x/hilbert-space-arrow.png
  4. Infinitely deep tables of contents:
    Figure 6.
    Dynamic article tree with infinitely deep table of contents
    .
    Descendant pages can also show up as toplevel e.g.: ourbigbook.com/cirosantilli/chordate-subclade
All our software is open source and hosted at: github.com/ourbigbook/ourbigbook
Further documentation can be found at: docs.ourbigbook.com
Feel free to reach our to us for any help or suggestions: docs.ourbigbook.com/#contact