The speed of stock price adjustment to corporate announcements: Insights from Turkey

O Ersan, SA Simsir, KD Simsek, A Hasan - Emerging Markets Review, 2021 - Elsevier
The market reaction speeds to the news flow are currently measured at the millisecond level
in developed markets. We investigate, using a unique setting from Turkey, whether the …

[PDF][PDF] PINstimation: An R Package for Estimating Probability of Informed Trading Models.

M Ghachem, O Ersan - R J., 2023 - journal.r-project.org
The purpose of this paper is to introduce the R package PINstimation. The package is
designed for fast and accurate estimation of the probability of informed trading models …

A methodological approach to the computational problems in the estimation of adjusted PIN model

O Ersan, M Ghachem - Available at SSRN 4359991, 2023 - papers.ssrn.com
It is well documented that computational problems may lead to large biases in the estimation
of probability of informed trading (PIN) models. While effective remedial solutions have been …

Estimation of the probability of informed trading models via an expectation-conditional maximization algorithm

M Ghachem, O Ersan - Financial Innovation, 2025 - Springer
The estimation of the probability of informed trading (PIN) model and its extensions poses
significant challenges owing to various computational problems. To address these issues …

Estimating the Adjusted Probability of Informed Trading Model; the Case Study of Financial Sector

R Taleblou, P Mohajeri - Journal of Econometric Modelling, 2024 - jem.semnan.ac.ir
The level of information asymmetry in financial markets significantly influences market
structure, stock prices, and investment risk. In addition, optimal policy design, particularly the …

Identifying information types in probability of informed trading (PIN) models: An improved algorithm

O Ersan, M Ghachem - Available at SSRN 4117956, 2024 - papers.ssrn.com
The multilayer probability of informed trading (MPIN) model, developed by Ersan (2016),
relaxes the assumption of a single type of information events-required in the original PIN …

Estimating Adjusted Probability of Informed Trading; Evidence from the Iranian Stock Market

R Taleblou - Journal of Securities Exchange, 2024 - journal.seo.ir
The level of information asymmetry in financial markets significantly influences market
structure, stock prices, and investment risk. In addition, optimal policy design, particularly the …

[HTML][HTML] Estimating Information Asymmetry using Market Microstructure Measures; A Case Study of Energy Sector Companies Listed in the Iranian Stock Exchange

P Mohajeri, R Taleblou - Iranian Energy Economics, 2024 - jiee.atu.ac.ir
The Probability of Informed Trading (PIN) is one of the important measures of market
microstructure that is generally used to estimate the level of information asymmetry …

برآورد عدم تقارن اطلاعات با استفاده از معیارهای ریزساختار بازار؛ مطالعه موردی شرکت‌های بورسی حوزه انرژی ایران

مهاجری, طالبلو - پژوهشنامه اقتصاد انرژی ایران, 2024‎ - jiee.atu.ac.ir
احتمال معاملات آگاهانه (PIN)، یکی از معیارهای مهم ریزساختار بازار است که عموماً برای سنجش سطح
عدم تقارن اطلاعات استفاده می‌شود. برآورد PIN به دلیل راه‌حل‌های مرزی، حداکثر محلی و استثناهای …