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Zerodha Broking Ltd. is an Indian stock broker and financial services company that is member of the National Stock Exchange of India (NSE), Bombay Stock Exchange (BSE), and the Multi Commodity Exchange (MCX). It offers institutional and retail brokerage, currency and commodity trading, mutual funds and bonds.
Nikhil Kamath (born 5 September 1986) is an Indian entrepreneur and YouTuber. [ 1] He is the co-founder of Zerodha, a retail stockbroker, and True Beacon, an asset management company. [ 2][ 3][ 4] Kamath is a part of the 2023 Forbes billionaires list. [ 5][ 6]
These are called margin-based loss functions. Choosing a margin-based loss function amounts to choosing ϕ {\displaystyle \phi } . Selection of a loss function within this framework impacts the optimal f ϕ ∗ {\displaystyle f_{\phi }^{*}} which minimizes the expected risk, see empirical risk minimization .
Margin (finance) In finance, margin is the collateral that a holder of a financial instrument has to deposit with a counterparty (most often their broker or an exchange) to cover some or all of the credit risk the holder poses for the counterparty. This risk can arise if the holder has done any of the following:
Slack variable. In an optimization problem, a slack variable is a variable that is added to an inequality constraint to transform it into an equality constraint. A non-negativity constraint on the slack variable is also added. [ 1]: 131. Slack variables are used in particular in linear programming.
Contribution margin (CM), or dollar contribution per unit, is the selling price per unit minus the variable cost per unit. "Contribution" represents the portion of sales revenue that is not consumed by variable costs and so contributes to the coverage of fixed costs. This concept is one of the key building blocks of break-even analysis.
Return on investment ( ROI) or return on costs ( ROC) is the ratio between net income (over a period) and investment (costs resulting from an investment of some resources at a point in time). A high ROI means the investment's gains compare favourably to its cost. As a performance measure, ROI is used to evaluate the efficiency of an investment ...
A year is the most commonly used period. Customer lifetime value is a multi-period calculation, usually stretching 3–7 years into the future. In practice, analysis beyond this point is viewed as too speculative to be reliable. The number of periods used in the calculation is sometimes referred to as the model horizon.
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