Warning: file_put_contents(/home/cvbctouancki/public_html/journals/cache/opcache/1f/c3/1fc3c933801590c2aec8331b065c7b6fc15e40d6): Failed to open stream: Disk quota exceeded in /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php on line 204
Callahan, Carolyn M., and Stephanie Hairston. 2020. “Do Trading Derivatives Classification Affect Bank Holding Company’s Earnings Volatility and Firm Value?”. Journal of Applied Business Research 36 (2). https://journals.klalliance.org/index.php/JABR/article/view/63.

Warning: fopen(/home/cvbctouancki/public_html/journals/cache/opcache/f1/d0/f1d023de2d739c7f72fdd63066213d9814d752d6): Failed to open stream: Disk quota exceeded in /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Filesystem/LockableFile.php on line 69

Fatal error: Uncaught TypeError: flock(): Argument #1 ($stream) must be of type resource, bool given in /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Filesystem/LockableFile.php:153 Stack trace: #0 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Filesystem/LockableFile.php(153): flock() #1 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Cache/FileStore.php(111): Illuminate\Filesystem\LockableFile->getExclusiveLock() #2 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Cache/FileLock.php(14): Illuminate\Cache\FileStore->add() #3 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Cache/Lock.php(91): Illuminate\Cache\FileLock->acquire() #4 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Console/Scheduling/CacheEventMutex.php(66): Illuminate\Cache\Lock->get() #5 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Console/Scheduling/ManagesAttributes.php(152): Illuminate\Console\Scheduling\CacheEventMutex->exists() #6 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(36): Illuminate\Console\Scheduling\Event->Illuminate\Console\Scheduling\{closure}() #7 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/Util.php(43): Illuminate\Container\BoundMethod::Illuminate\Container\{closure}() #8 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(83): Illuminate\Container\Util::unwrapIfClosure() #9 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(35): Illuminate\Container\BoundMethod::callBoundMethod() #10 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Container/Container.php(696): Illuminate\Container\BoundMethod::call() #11 /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Console/Scheduling/Event.php(334): Illuminate\Container\Container->call() #12 /home/cvbctouancki/public_html/journals/lib/pkp/classes/scheduledTask/ScheduleTaskRunner.php(65): Illuminate\Console\Scheduling\Event->filtersPass() #13 /home/cvbctouancki/public_html/journals/lib/pkp/classes/scheduledTask/PKPScheduler.php(152): PKP\scheduledTask\ScheduleTaskRunner->run() #14 /home/cvbctouancki/public_html/journals/lib/pkp/classes/core/ScheduleServiceProvider.php(88): PKP\scheduledTask\PKPScheduler->runWebBasedScheduleTaskRunner() #15 [internal function]: PKP\core\ScheduleServiceProvider->PKP\core\{closure}() #16 {main} thrown in /home/cvbctouancki/public_html/journals/lib/pkp/lib/vendor/laravel/framework/src/Illuminate/Filesystem/LockableFile.php on line 153