Crypto · WFN explainer
Why a failed Ethereum transaction can still charge a gas fee
A reverted contract operation and an uncharged attempt are different records. Receipts, gas used and the failure type explain the final fee.
Analysis and explainers on currency markets, crypto, brokerage and event contracts.
Page 16/27 · 361–384 / 629
Crypto · WFN explainer
A reverted contract operation and an uncharged attempt are different records. Receipts, gas used and the failure type explain the final fee.
Crypto · WFN explainer
An Ethereum account’s transaction sequence and a node’s local pool view explain why a later request can wait behind an earlier one.
Forex · WFN explainer
The BIS’s 2025 survey distinguishes protected currency settlement from methods that only reduce exposure. The distinction concerns principal, not the trade’s market value.
Forex · WFN explainer
An SDR value, a currency weight and an IMF allocation describe different things. The IMF’s framework explains why the SDR is not a retail currency account.
Binary Options · WFN explainer
Portugal’s official gazette records CMVM Regulation 5/2019. Its adopted text and ESMA’s earlier opinion are different documents with different dates.
Brokerage · WFN explainer
A reverse split changes the share count. Reconcile the ratio, price adjustment and fractional-share terms before interpreting the post-action account.
Brokerage · WFN explainer
The SEC’s Rule 15c3-5 guidance distinguishes pre-trade prevention from trying to cancel an excessive order after it reaches a market.
Binary Options · WFN explainer
The CNMV resolution published in Spain’s official gazette distinguishes binary options from CFDs and gives the binary chapter its own commencement date.
Forex · WFN explainer
The UK’s CPIH includes owner-occupiers’ housing services and Council Tax. Understanding the housing concept helps explain differences between inflation measures.
Forex · WFN explainer
BLS revises recent seasonally adjusted CPI history when annual factors are recalculated. A dollar-data comparison needs the adjustment label and the data vintage.
Brokerage · WFN explainer
The SEC’s Regulation SHO guidance separates the documented locate, the stock loan and settlement delivery. Each milestone needs its own evidence.
Binary Options · WFN explainer
The FSMA framework addresses OTC products offered to consumers through electronic platforms. The venue and distribution channel are part of its scope.
Binary Options · WFN explainer
Different contract names do not prove independent outcomes. A simple probability example shows why common event exposure matters for portfolio review.
Binary Options · WFN explainer
Terminal settlement and selling a contract before expiry are different transactions. A conditional example separates sale proceeds, profit and fees.
Crypto · WFN explainer
A Bitcoin payment can spend a larger output and return the difference to the sender. Understanding change helps separate payment value from transaction fees.
Brokerage · WFN explainer
SEC investor guidance explains the transition from a stock stop order to a market order. A trigger and the resulting fill are separate prices.
Forex · WFN explainer
A hedge’s forward price carries financing information. BIS research explains why direct borrowing and borrowing through a currency swap can diverge.
Crypto · WFN explainer
A token arriving on another chain can represent a different technical claim. The bridge design and redemption route belong in the transfer review.
Crypto · WFN explainer
Token approval gives a spender a defined permission. Reviewing the owner, contract and remaining allowance reveals more than a successful trade receipt.
Crypto · WFN explainer
EIP-155 binds a legacy transaction signature to a chain identifier. That technical protection still leaves destination and contract identity to be checked.
Brokerage · WFN explainer
A cancellation request, its acknowledgement and the final order outcome are separate records. Brokers need to reconcile them without losing intervening fills.
Binary Options · WFN explainer
CONSOB’s published resolution covers marketing, distribution and sale in or from Italy. The final national act and ESMA’s earlier opinion are different records.
Brokerage · WFN explainer
GLEIF separates entity identity, ownership relationships and renewal status. Reading those fields correctly improves a broker’s counterparty review.
Forex · WFN explainer
Non-deliverable forwards settle a contractual difference in another currency. The fixing source and payment date are part of the exposure.
Try another keyword or choose a different topic.