سلب مسئولیت: CFD ها ابزارهای پیچیده ای هستند و با ریسک بالایی در از دست دادن سریع پول به دلیل اهرم همراه هستند.
باید در نظر بگیرید که آیا می دانید CFD ها چگونه کار می کنند و آیا می توانید ریسک بالای از دست دادن پول خود را بپذیرید یا خیر.
وب معامله گر MT5
همه
Banking Institutions
The umbrella term for entities that take deposits, make loans, or provide payments services. The category is broader than most people realise, and it matters because different types of banks face different rules, risks, and regulators.
The main flavours: commercial banks (the ones with branches and your debit card), investment banks (capital raising, M&A, trading), universal banks (both, under one roof, JPMorgan, HSBC, BNP Paribas), savings banks and credit unions (mutual or cooperative ownership, retail focus), central banks (in a category of their own), development banks (World Bank, ADB, EIB, public mandate, long-tenor lending), and shadow banks (entities that do bank-like things without being banks, which is exactly the regulatory headache it sounds like).
Why the taxonomy matters: deposit insurance, capital rules, liquidity requirements, and crisis support all depend on what bucket an institution sits in. The 2008 crisis was largely a story of risk migrating from regulated commercial banks into the shadow-banking system, where the rules didn’t reach.
Example: When Lehman Brothers collapsed in September 2008, it wasn’t a deposit-taking commercial bank. It was an investment bank that had funded itself heavily through repo markets, a form of shadow banking. That distinction is partly why it failed: it had no deposits, no FDIC backstop, and no Fed discount window access.
Barbados Dollar (BBD)
The currency of Barbados, pegged to the US dollar at a fixed rate of 2 BBD per USD since 1975. Issued by the Central Bank of Barbados.
Like most Caribbean currencies, the BBD operates inside an economy where the US dollar circulates informally alongside the local currency, especially in tourism. Hotels quote in USD. Souvenir shops accept either. The peg has held for almost fifty years, surviving multiple shocks including the 2008 financial crisis, sovereign credit downgrades, and an IMF programme in 2018.
The Barbados Dollar splits into 100 cents. Coin denominations run up to a dollar; notes go from $2 to $100. The local economy is small and import-dependent, which means the peg requires careful reserve management, Barbados doesn’t earn its way to dollar reserves the way an oil exporter does. Tourism receipts and offshore financial services do most of the work.
Example: A traveller buying a $100 dinner in Bridgetown sees the bill in BBD and pays roughly $50 USD. The exchange happens at the cash register without much fanfare; the 2:1 ratio is so familiar that locals often quote prices in USD even when the till rings them up in BBD.
Barrel
A unit of measurement for crude oil and petroleum products.
Barrier level
The trigger price on a barrier option. It’s the line that, when crossed, changes everything about the contract; either bringing the option into existence or wiping it out, depending on the type.
You’ll see two flavours. Knock-in barriers create the option only if the underlying touches the level. Knock-out barriers do the opposite: the option exists from day one, but evaporates the moment the underlying touches the barrier. In both cases, the barrier itself is set relative to the spot price at issuance, often as a percentage above or below.
How the barrier is monitored matters too. Continuous monitoring means every tick counts; a single touch ends it. Discrete monitoring means the barrier is checked only at specific times (daily closes, for instance), which is a meaningfully different (and cheaper) product.
Example: A three-month knock-out call on Apple, struck at $180, with a barrier at $220. Apple closes at $195 the day before expiry. Option is alive, exercises in the money. But if Apple had spiked to $221 intraday at any point during those three months and continuous monitoring applied, the option would already be dead and worthless.
Barrier option
An option whose existence depends on whether the underlying touches a specified price during the contract’s life. Sits in the family of “exotic” options; non-vanilla derivatives with path-dependent payoffs.
Two main types, four sub-types. Knock-ins (option only activates if barrier is hit) and knock-outs (option dies if barrier is hit), each available as up-and-in, up-and-out, down-and-in, down-and-out. The “up” and “down” refer to whether the barrier sits above or below the spot at issuance.
Why use them? Cost. Because the buyer takes on the additional risk that the barrier behaves badly, the premium is lower than for an equivalent vanilla option. That makes barrier options attractive when you have a specific view about path, not just direction. They’re heaviest in FX markets, where corporate hedgers use them to lower the cost of currency hedges they only need under specific scenarios.
Example: A European exporter expecting USD revenue in six months might buy a down-and-in put on EUR/USD with the barrier 5% below current spot. The hedge only switches on if the euro weakens significantly. But the premium is materially lower than a plain vanilla put, because the corporate is comfortable being uncovered in mild moves.
Base rate
The benchmark interest rate set by a central bank, anchoring borrowing costs across the rest of the economy. Different jurisdictions call it different things: Bank Rate in the UK, Federal Funds Rate in the US, Repo Rate in India, Policy Rate in many places. The function is the same.
Move the base rate, and a chain of consequences follows. Interbank lending rates adjust within hours, mortgage rates within days, business loan rates within weeks, and eventually deposit rates, currency values, and risk-asset valuations. Not every transmission step works equally well in every country (emerging markets often have weaker transmission than developed ones), but the direction is reliable.
The base rate is the central bank’s primary inflation-management tool. Hike to cool, cut to stimulate. Everything else (QE, forward guidance, balance-sheet operations) sits on top of that core lever.
Example: The Reserve Bank of India held its repo rate at 6.50% from February 2023 through early 2025, then started a cutting cycle as inflation fell back into target range. Mortgage EMIs across the country adjusted within a few months. Most Indian floating-rate home loans are linked directly to the repo rate via the External Benchmark Lending Rate.
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