The choice between Critical Path Method $($CPM$)$ and Critical Chain Project Management $($CCPM$)$ can significantly impact the overall success of a project in several ways:

$1.$ Project Completion Time:

CPM focuses on identifying the longest sequence of dependent tasks, known as the critical path, and managing the project timeline based on these critical tasks. However, CPM doesn't inherently consider resource constraints or task dependencies, which can lead to a longer project duration if critical resources are over$-$allocated or if non$-$critical tasks are delayed.

On the other hand, CCPM$,$ by considering resource constraints and applying buffers strategically, aims to shorten project completion time by protecting critical resources and allowing for more flexibility in task scheduling. Thus, CCPM typically results in shorter project completion times compared to CPM$.$

$2.$ Budget Adherence:

CPM tends to focus more on task durations and their sequencing without considering resource constraints, which can lead to inefficient resource utilization and budget overruns if resources are not managed effectively.

CCPM$,$ by focusing on resource utilization and applying buffers strategically, aims to optimize resource allocation and reduce the likelihood of budget overruns. Therefore, CCPM often leads to better budget adherence compared to CPM$.$

$3.$ Team Morale:

In CPM$,$ project schedules are often tight, and any delays in critical tasks can lead to increased pressure on the team members responsible for those tasks. Moreover, since CPM doesn't explicitly account for resource constraints, team members may feel overwhelmed if they are over$-$allocated or if they have to constantly switch between tasks due to resource conflicts.

In contrast, CCPM aims to reduce schedule pressure on individual team members by providing buffers and protecting critical resources. This can improve team morale by reducing stress and providing a more realistic and manageable schedule. rephrase