- Database Introduction
WRDS provides clients with the broadest Collection of financial，economic and marketing data, analytics, and the most robust computing infrastructure available, making it the global standard for integrated research systems.
Compustat：(1) North America (Full & Historical): Historical fundamental data for North American companies with annual data from 1950 and quarterly restated data from 1962 ；(2) Historical Segments: Business and geographic detail, product information and customer data for over 70% of the companies in the North American (NA) database； (3) Global Package: Fundamental and market data for active and inactive companies covering approximately 50,000 international companies；(4) Execucomp: Provides annual data from 1992 on the top five executive officers within a company covering more than 33,000 executives and over 220 data items； (5) Key Developments: Structured summaries of material news and events including executive changes, M&A rumors, changes in corporate guidance, delayed filings, SEC inquiries, and more. Includes announced date, entered date, modified date, headline, situation summary, type, source, company role, and other identifiers； (6) Capital Structure: Debt and equity capital structure with history from 2004/2005*, and all detailed components of a company’s total debt and equity, plus the key characteristics of each debt and equity component .
CRSP（Center for Research of Security Prices）：(1)CRSP 1925 US Stock Database-Annually Update ; (2)CRSP 1925 US Index Database-Annually Update; (3)CRSP/COMPUSTAT Merged Database-Annually Update; (4) Daily & Monthly CRSP US Treasury Database-Annually Update; (5)CRSP Survivor-Bias-Free US Mutual Fund Database-Quarterly Update
ISS Data：(1) Director + Director Legacy – S&P 1500 database:covers individual corporate directors, derived from an annual review of proxy -based information regarding members of boards of directors of US companies in the S&P 1500 Composite Index (S&P500, S&P Midcap, and S&P SmallCap indices). (2) Governance + Governance Legacy – S&P 1500 database:Corporate Takeover Defense Data, whereby ISS tracks data on a total of at least 22 provisions of corporate charters, bylaws, corporate contracts and certain state laws. (3) Voting Analytics, Votes Results (US and Non-US) reported by Issuers on all shareholder proposals and all routine and non-routine management proposals which ISS obtained the results – Russell 3,000 companies for US and Non-US companies covered by ISS. (4)Shareholder Proposals: Russell 3,000 companies for US and Non-US companies covered by ISS。
OptionMetrics：(1)OptionMetrics’ IvyDB US is a comprehensive source of historical price and implied volatility data for the US equity and index options markets. (2) OptionMetrics’ IvyDB Europe is the first comprehensive database of historical option process, implied volatility and sensitivity calculations for the major European markets.
Bureau van Dijk-ORBIS Bank Focus is a new database of banks worldwide. It currently contains detailed information on 42,000 institutions with financials (30,000 US [Banks & Credit Unions] and 12,000 Non-US).
1.You must register with email“sustech.edu.cn”or“mail.sustech.edu.cn”
2.Please register on http://wrds.wharton.upenn.edu。（1）click[Institution] and choose[South University of Science and Technology of China ]（2）choose your identity ：Faculty , Ph.D, Masters Student, Research Assistant, Visitor, Class（3）Your Name（4）Your Email address （5）Desired Username
3.Once checked by administrator,you will receive an email to set account and password.Then you can log in .
4.Previous account users must pay attention that vendors of WRDS have changed your registered email address to the new domain email address.
- Responsible Librarian
- Feiyan Huang (+86-755-88010842, email@example.com)
- 1. Any downloading of library-subscribed electronic resources by software or tool is prohibited.
2. Any systematically over-downloading of full-text documents from library-subscribed databases is prohibited.
3. Use of proxy server or providing VPN account to unauthorized users is prohibited.
4. Without the prior permission of the library, redistributing library-subscribed resources in bulk to unauthorized users or via proxy server is prohibited.
5. Violators of the above rules will be punished based on results of thorough investigation.