Severity: Warning
Message: fopen(/home/answnniz/public_html/system/sessions/ci_session1de2736f71880140f8ec789f374144be9bb515aa): failed to open stream: Disk quota exceeded
Filename: drivers/Session_files_driver.php
Line Number: 176
Backtrace:
File: /home/answnniz/public_html/index.php
Line: 315
Function: require_once
Severity: Warning
Message: session_start(): Failed to read session data: user (path: /home/answnniz/public_html/system/sessions)
Filename: Session/Session.php
Line Number: 143
Backtrace:
File: /home/answnniz/public_html/index.php
Line: 315
Function: require_once
Marginal analysis means it refers to decisions about whether or not to engage in a particular activity. Is primarily used when making either or or choice. Is used primarily when deciding how much of an activity should be done. Does not help when making on how much choice.